View through green foliage of a baroque church dome and the Old Town Bridge Tower, Prague, Czech Republic

A red brick building with a corner tower and steep slate roof in early morning light, Prague, Czech Republic

The chapel entrance of Lednice Castle with a pointed arch portal and carved pinnacles, Czech Republic

The neo-Gothic facade of Lednice Castle with pointed arch windows and stone pinnacles behind pine branches, Czech Republic

The chapel facade of Lednice Castle with tall pointed windows and clustered pinnacles, Czech Republic

Lednice Castle and its chapel wing beside a purple blossoming tree, Czech Republic

A pigeon perched on a baroque statue on Charles Bridge with St. Vitus Cathedral behind at sunrise, Prague, Czech Republic

The Lesser Town Bridge Tower and the bell tower of St. Nicholas Church above red rooftops at dawn, Prague, Czech Republic

The black-tipped ears of a European hare show above a green wheat field, South Moravia, Czech Republic

View of Prague Castle above the red rooftops of Lesser Town and the Vltava riverfront, Prague, Czech Republic

View through leafy branches of a historic clock tower with a green spire, Prague, Czech Republic

A quiet castle courtyard with a sculpted portal and arcades around potted trees, Mikulov, Czech Republic

People running on Charles Bridge over the Vltava River with Prague Castle behind it, Prague, Czech Republic

Close-up of a stone statue of a bishop with a gilded crosier, with St. Vitus Cathedral behind, Prague, Czech Republic

Lednice Castle above a manicured lawn with a round ornamental flowerbed, Czech Republic

Prague Castle and St. Vitus Cathedral lit up at night above dark trees, Prague, Czech Republic

Close-up of an old wooden wine press with a carved screw and dark beams, South Moravia, Czech Republic

Close-up of a baroque bishop statue on Charles Bridge with St. Vitus Cathedral behind, Prague, Czech Republic

A sandy path through a greenhouse between banana plants and large ferns, Lednice, Czech Republic

The curved roof of the National Theatre with its gilded balustrade and bronze chariot statues, Prague, Czech Republic

Silhouetted baroque statues on a church gable with a green onion-domed bell tower behind at dawn. Zoom out effect. Prague, Czech Republic

Close-up of a historic clock tower with twin Roman numeral dials and a green copper roof, Prague, Czech Republic

A palm house interior with slender palm trunks and white iron benches along a path, Lednice, Czech Republic

View of a renaissance chateau and twin church towers reflected in a town pond, Telc, Czech Republic

The facade of Lednice Castle with battlements, tall chimneys and a carved coat of arms, Czech Republic

The roof of the National Theatre with its bronze chariot statues and gilded crest at sunrise, Prague, Czech Republic

Illuminated embankment facades reflected in the Vltava River at night, with silhouetted onlookers in the foreground, Prague, Czech Republic

Silhouetted baroque rooftop statues and green church spires against the dawn sky, Prague, Czech Republic

A weathered baroque bishop statue with a gilded crozier on Charles Bridge, St. Vitus Cathedral behind, Prague, Czech Republic

Close-up of a stone church tower with a gilded clock face and black spires beside a spruce tree, Telc, Czech Republic

The upper gallery, turrets and clock faces of the Old Town Hall Tower against a clear blue sky, Prague, Czech Republic

The empty cobbled walkway of Charles Bridge at sunrise, with silhouetted statues and the Old Town Bridge Tower ahead, Prague, Czech Republic

Wide view of a green crop field on a rolling hill with curved tractor tracks, Czech Republic

The Prague Astronomical Clock with its zodiac ring and the carved skeleton of Death beside the dial, Prague, Czech Republic

Close-up of the Gothic spires of the Church of Our Lady before Tyn and its golden Madonna relief, Prague, Czech Republic

A gable of Lednice Castle with a carved coat of arms above a purple flowering Judas tree, Czech Republic

Siutghiol Lake in Mamaia with fog covering the horizon at dawn, showing tranquil nature and city. Romania

Constanta Casino and lively promenade lit up at night along the Black Sea coast. Romania

Constanta cityscape at twilight, featuring Tomis harbor. Romania

View through a rain-covered airplane window of a wet airport apron with blurred terminal lights at dusk

Constanta Old Town at night, showing illuminated buildings and street lights from an aerial perspective

Constanta cityscape at twilight, featuring Tomis harbor, a Ferris wheel, and a crescent moon in the sky

Mamaia beach resort with straw umbrellas lining the shore at sunrise over the Black Sea. Romania

Constanta waterfront building illuminated with Romanian flag colors reflecting on the Black Sea

Constanta Casino and lively promenade lit up at night along the Black Sea coast. Romania

A green baroque church dome and the dark Old Town Bridge Tower seen through spring foliage, Prague, Czech Republic

An ornate Art Nouveau facade with sculpted reliefs and hanging Czech and European Union flags, Prague, Czech Republic

Close-up of a male mallard duck preening its feathers in shallow water, Prague, Czech Republic

Close-up of a neo-Gothic gable of Lednice Castle with carved stone tracery and pinnacles above a slate roof, Czech Republic

The chapel of Lednice Castle with tall stained-glass windows and slender pinnacles under a blue sky, Czech Republic

St. Vitus Cathedral and Prague Castle at dawn behind a silhouetted baroque statue group on Charles Bridge, Prague, Czech Republic

Pink impatiens and ferns in the undergrowth of a tropical greenhouse, Lednice, Czech Republic

View through an airplane porthole of the aircraft wing and winglet above a layer of clouds

Close-up of a female mallard duck resting on grass with its bill tucked into brown feathers, Prague, Czech Republic

Illuminated riverside facades reflected in golden ripples on the Vltava River at night, Prague, Czech Republic

Vineyard rows in spring with gnarled grapevine trunks sprouting green shoots, South Moravia, Czech Republic

Yellow baroque houses and a quiet cobbled square on Kampa Island in morning light, Prague, Czech Republic

Red tiled rooftops and a leafy hillside district on a hot day with mirage with a slender church tower above them, Prague, Czech Republic

Close view of a female mallard duck preening its feathers on a mossy stone in shallow water, Prague, Czech Republic

Wind turbines generating clean energy near a highway and fields under a clear sky. Romania

Ornate apartment facades along the Vltava River embankment in first sunlight, with trees below, Prague, Czech Republic

Aerial view showing Constanta city buildings partially covered by rolling clouds and mist. Romania

A traditional wine cellar with a green wooden gate and a grass-covered roof, South Moravia, Czech Republic

The National Theatre and riverside facades along the Vltava River at dawn, with a stone bridge below, Prague, Czech Republic

A flowering canola field over rolling hills with curving tractor tracks, South Moravia, Czech Republic

A palm house interior with tall palms and potted ferns on a sandy floor, Lednice, Czech Republic

Mamaia beach resort with straw umbrellas lining the shore at sunrise over the Black Sea. Romania

Pink and white tulips in front of Lednice Castle with battlements and spires, Czech Republic

A bed of pink and white marguerite daisies swaying in a garden, Lednice, Czech Republic

View of a tram crossing a stone bridge over the Vltava River at dawn, Prague, Czech Republic

Green copper onion domes and a church clock tower above red tiled rooftops, with hillside districts behind, Prague, Czech Republic

Wind turbines standing in a vast agricultural field, converting wind into clean energy. Romania

View of a stone church tower with a clock and a black spire above red tiled rooftops, Telc, Czech Republic

The vaulted iron and glass roof of a palm house above dense tropical greenery, Lednice, Czech Republic

A red brick corner building with a pale stone tower and steep slate roof seen through green leaves, Prague, Czech Republic

View of the Gothic spires and main tower of St. Vitus Cathedral in warm sunset light, Prague, Czech Republic.

View through a rain-streaked airplane window of blurred airport lights at night, Prague, Czech Republic

A historic palm house interior with tall palms under a curved glass roof, Lednice, Czech Republic

Prague Castle and the Gothic spires of St. Vitus Cathedral above red rooftops at dusk, Prague, Czech Republic

View of a stone bell tower and twin baroque church towers with onion domes above red roofs, Telc, Czech Republic

A lakeside town with red tiled roofs and a stone tower with a dark spire, Telc, Czech Republic

Close-up of pink Judas tree blossoms with Lednice Castle blurred behind, Czech Republic

View of rolling green farmland with scattered trees and a small pond, South Moravia, Czech Republic

The illuminated stone arches of Charles Bridge at night, with boats and light reflections on the Vltava River, Prague, Czech Republic

View of an empty winding country road between green fields and blooming yellow rapeseed, South Moravia, Czech Republic

View from a plane of towering storm clouds and a low cloud layer above a dark landscape at dusk

The Lesser Town Bridge Tower and the clock tower and dome of St. Nicholas Church in golden morning light, Prague, Czech Republic

Close-up of pink plume flowers blooming among ferns in a botanical garden bed, Lednice, Czech Republic

Agricultural fields stretching towards a village and distant body of water during sunset golden hour

Raindrops cling to a dark airplane window with a dim wet taxiway outside at night

A baroque building with a red tiled roof and dormer windows beside a sunlit green tree, Prague, Czech Republic

A tabby and white cat walks across a green lawn dotted with dandelions and daisies, Prague, Czech Republic

View of a historic dark red building with a corner tower on the river embankment at dusk, Prague, Czech Republic

View over Old Town rooftops to twin green onion-domed baroque bell towers, Prague, Czech Republic

Blooming lilac above the red tiled rooftops of a small town, Mikulov, Czech Republic

Close-up of a male mallard duck sleeping on grass with its bill tucked into gray feathers, Prague, Czech Republic

View through an airplane window of a thick layer of white clouds below and blue sky above

Close-up of a female mallard duck preening its speckled brown feathers on a green lawn

Pale pink marguerite daisies with dewdrops on their petals, Lednice, Czech Republic

The Gothic twin towers of the Church of Our Lady before Tyn above old town facades, Prague, Czech Republic

A historic greenhouse with a curved glazed roof and hanging wooden planters, Lednice, Czech Republic

A white stone wine cellar with a green door and an orange picnic table in front, South Moravia, Czech Republic

The twin Gothic spires of the Church of Our Lady before Tyn above its red tiled nave roof, Prague, Czech Republic

View of a row of colorful Renaissance gabled townhouses on the historic square, Telc, Czech Republic

A lit street clock at dusk with the green dome and bell tower of St. Nicholas Church behind, Lesser Town, Prague, Czech Republic

A renaissance chateau and church towers reflected in a calm pond, Telc, Czech Republic

A European hare feeds on young shoots between crop rows and then hops away across the field

Close-up of red and orange tropical milkweed flowers with glossy green leaves, Lednice, Czech Republic

A stone church tower with a dark spire above the red rooftops of an old town, Telc, Czech Republic

A row of stone wine cellars with arched doors seen past a gnarled grapevine branch, South Moravia, Czech Republic

A white domestic duck with an orange bill swims on calm gray water, Prague, Czech Republic

Close-up of an orange goldfish swimming over a pebbled bottom in a shallow pond, Lednice, Czech Republic

View through an airplane porthole of a cloud layer far below and the horizon line beyond

Close-up of a village church clock tower with two clock faces and a blurred lilac tree, South Moravia, Czech Republic

Wind turbines standing in a vast agricultural field, converting wind into clean energy. Romania

A village church spire with two clock faces beside a lilac tree in full purple bloom, South Moravia, Czech Republic

Close-up of a female mallard duck swimming on calm rippled water, Prague, Czech Republic

A fan palm and a leaning scaly palm trunk under the glass roof of a greenhouse, Lednice, Czech Republic

Close-up of a stone wine cellar with a green door and a ceramic grape plaque, South Moravia, Czech Republic

The baroque dome and clock tower of St. Nicholas Church above Lesser Town rooftops at blue hour, Prague, Czech Republic

A village church clock tower and red tiled roofs beside a blooming purple lilac, South Moravia, Czech Republic

View of rolling farmland with striped green and beige fields below wooded hills, South Moravia, Czech Republic

Tall leaning palms and hanging baskets against the curved glass wall of a palm house, Lednice, Czech Republic

A sandstone clock tower with two Roman numeral clock faces and heraldic shields in sunrise light, Prague, Czech Republic

Night view of illuminated riverside facades reflected in the dark water of the Vltava River, Prague, Czech Republic

Mamaia beach resort with umbrellas lining the shore at sunrise over the Black Sea. Romania

View through a rain-covered airplane window at dusk over a wet tarmac with distant airport lights

A Moravian regional flag with an eagle and grape emblem waves on a metal flagpole, South Moravia, Czech Republic

A stone wine cellar with a wooden door and a heavy timber picnic table in front, South Moravia, Czech Republic

A tabby and white cat sits on a concrete block at the edge of a pond and looks down at the water, Prague, Czech Republic

A round pond with rippling water inside a historic greenhouse, Lednice, Czech Republic

A narrow path inside a historic greenhouse lined with ferns and a hanging basket, Lednice, Czech Republic

Wind turbines standing in a vast agricultural field, converting wind into clean energy. Romania

The Gothic Lesser Town Bridge Tower with the clock tower and dome of St. Nicholas Church behind, Prague, Czech Republic

Wind turbines standing in a vast agricultural field, converting wind into clean energy. Romania

Mamaia beach stretching along the Black Sea with city buildings and a pier. Romania

A baroque castle with round towers behind pine branches, Mikulov, Czech Republic

A green wheat field meeting plowed brown soil in curving furrows, South Moravia, Czech Republic

Aerial view of a village surrounded by agricultural fields under a sunrise sky. Black sea, Romania

Constanta cityscape at twilight, featuring Tomis harbor, a Ferris wheel, and a crescent moon in the sky. Romania

A baroque castle tower and a street lantern seen past pine branches, Mikulov, Czech Republic

Close-up of raindrops on an airplane window at dusk with blurred airport lights beyond

Close view of a male mallard duck with a green head dipping its yellow bill into the water, Prague, Czech Republic

View of Prague Castle and St. Vitus Cathedral above the red rooftops of Lesser Town, Prague, Czech Republic

Close-up of a blooming yellow canola field swaying in the wind, South Moravia, Czech Republic

View of St. Vitus Cathedral above the red roofs of Prague Castle in warm sunrise light, Prague, Czech Republic

The Gothic towers and spires of St. Vitus Cathedral at Prague Castle in warm sunrise light, Prague, Czech Republic

Close-up of yellow rapeseed blossoms and tiny insects in an evening field, South Moravia, Czech Republic

View of striped farm fields curving over a hillside with scattered trees, South Moravia, Czech Republic

A castle tower with a green copper dome beside a blossoming chestnut tree, Mikulov, Czech Republic

Constanta waterfront building illuminated with Romanian flag colors reflecting on the Black Sea

Wide view of a green field at sunset with the low sun behind trees on the horizon, Czech Republic

View of a hillside field split between young green wheat and ploughed brown soil, South Moravia, Czech Republic

View of the twin Gothic spires and red roof of the Church of Our Lady before Tyn above Old Town rooftops, Prague, Czech Republic

View of a quiet cobbled lane lined with small pastel houses, Vysocina, Czech Republic

Constanta cityscape at twilight, featuring Tomis harbor, a Ferris wheel and red sky. Romania

View of riverside facades above a stone bridge over the Vltava River at dawn, Prague, Czech Republic

A blue sky with wispy white clouds and an airplane contrail crossing diagonally overhead

View of wavy green fields with curving tractor lines and a strip of ploughed soil, South Moravia, Czech Republic

Overhead close-up of a cappuccino with rosetta latte art on a weathered wooden table

View of a historic lakeside town with church towers and red rooftops mirrored in a pond, Telc, Czech Republic

Pink spotted polka dot plant leaves among dark green foliage and ferns, Lednice, Czech Republic

View of a tall floodlight mast with lit lamps and red warning beacons against dark storm clouds, Prague, Czech Republic

Trdelnik chimney cakes roasting on rotating spits over hot embers at a street stall, Prague, Czech Republic

An empty park bench under a blossoming chestnut tree beside the river, Prague, Czech Republic

Wide view of a rolling green crop field with tractor lines beside a patch of brown plowed soil, Czech Republic

Wind turbines standing in fields, producing renewable electricity during sunset. Romania

Overhead close-up of rosetta latte art on a cappuccino in a white cup

A baroque hilltop castle with round towers above a path lined with evergreens, Mikulov, Czech Republic

A dense patch of pink marguerite daisies with blurred blooms in the foreground, Lednice, Czech Republic

Close-up of a red and white koi swimming under a green leaf in a garden pond, Lednice, Czech Republic

A female mallard duck preening her speckled brown feathers on grass

Aerial drone view of the old town, Venetian harbor and Fortezza along the coast, Rethymno, Greece

Aerial drone view of the long sandy town beach lined with straw umbrellas below the seafront town and green hills, Rethymno, Greece

Aerial drone view of the illuminated pedestrian streets of the old town at night, people strolling among red-roofed houses, Rethymno, Greece

Aerial drone view of the seafront promenade at night, illuminated tavernas and bars below the old town, Rethymno, Greece

Aerial drone view of the marina and curving sandy bay with the seafront town below distant mountains, Rethymno, Greece

Aerial drone view of the marina and old harbor at blue hour, the illuminated town below the Venetian Fortezza, Rethymno, Greece

Aerial drone view of a floodlit football pitch beside the harbor at night, players on the green field, Rethymno, Greece

Aerial drone view of a turquoise beach lined with umbrellas and a red-roofed taverna beside clear shallow water, Voulisma Beach, Greece

Aerial drone view of a turquoise sandy beach lined with straw umbrellas below a steep mountain, Voulisma Beach, Greece

Aerial drone view of the Koules Fortress on its breakwater beside the port at golden hour, Heraklion, Greece

Aerial drone view of the red-roofed old town and the Venetian Fortezza on its headland above the sea, Rethymno, Greece

Aerial drone view of the illuminated Venetian harbor and old town curving around the dark water at night, Chania, Greece

Aerial drone view of a jet ski racing across turquoise water off a sandy beach, Voulisma Beach, Greece

Aerial drone view of the illuminated old town square and the Neratze Mosque domes glowing at night, Rethymno, Greece

Aerial drone view of the sun setting through orange clouds over the sea, Crete, Greece

Aerial drone view of the illuminated town streets and seafront promenade glowing at night, Rethymno, Greece

Aerial drone view of a coastal plain of olive groves and orchards stretching toward mountains, Crete, Greece

Aerial drone view of the illuminated town center with Lake Voulismeni and the marina at night, Agios Nikolaos, Greece

Aerial drone view of the red-roofed old town and the Neratze Mosque minaret above dense historic streets, Rethymno, Greece

Aerial drone view of the harbor town on its rocky peninsula with colorful waterfront buildings, Agios Nikolaos, Greece

Overhead aerial drone view of a vivid turquoise beach with a red-roofed beach bar and clear shallow water, Voulisma Beach, Greece

Aerial drone view of the illuminated Venetian harbor curving around the old town at night, Chania, Greece

Aerial drone view of an illuminated clifftop resort above the bay under a red afterglow, Agia Pelagia, Greece

Aerial drone view of a lively old town street lined with tavernas and a domed church, Chania, Greece

Aerial drone view of a vivid turquoise sandy beach and beach bar below a steep mountain, Voulisma Beach, Greece

Aerial drone view of a coastal town and harbor beside a bare cape at sunset, Panormos, Greece

Aerial drone view of the Venetian harbor and its arched arsenals below the city at golden hour, Heraklion, Greece

Aerial drone view of the sandstone cave cliff rising above the dark sea at blue hour, Matala, Greece