View of Ban Jelacic Square and Cathedral of the Assumption of the Blessed Virgin Mary, Zagreb, Croatia, Europe

Mirogoj Cemetery, Zagreb, Croatia, Europe

Aerial view of Blue Lagoon and Belcekiz Beach, Oludeniz, near Fethiye, Mediterranean Coast (Turquoise Coast), Anatolia, Turkey, Asia Minor, Eurasia

Aerial view of Blue Lagoon and Belcekiz Beach, Oludeniz, near Fethiye, Mediterranean Coast (Turquoise Coast), Anatolia, Turkey, Asia Minor, Eurasia

Elevated view of the Blue Mosque (Sultan Ahmet) in Sultanahmet, overlooking the Bosphorus, Istanbul, Turkey, Europe

The Blue Lagoon, Bay of Oludeniz, Olu Deniz, near Fethiye, Anatolia, Turkey, Asia Minor, Eurasia

Oriente train station at the blue hour, Parque das Nacoes, Lisbon, Portugal, Europe

Old Goris, Goris, Armenia, Central Asia, Asia

Victory Obelisk, Minsk, Belarus, Europe

Infinity pool on the roof of the Marina Bay Sands Hotel with spectacular views over the Singapore skyline at sunset, Singapore, Southeast Asia, Asia

Colourful house in Santorini, Cyclades, Greek Islands, Greece, Europe

Haghbat (Haghpat) Monastery, UNESCO World Heritage Site, Alaverdi, Lori Province, Armenia, Central Asia, Asia

Colourful old houses in the Historic Quarter, UNESCO World Heritage Site, Valparaiso, Chile, South America

Sanahin Monastery, UNESCO World Heritage Site, Alaverdi, Lori Province, Armenia, Central Asia, Asia

Corfe Castle, Isle of Purbeck, Dorset, England, United Kingdom, Europe

Haghbat (Haghpat) Monastery, UNESCO World Heritage Site, Alaverdi, Lori Province, Armenia, Central Asia, Asia

Footprints on Nishibama Beach, Aka Island, Kerama Islands, Okinawa, Japan,Asia

Building, Puerto Corinto, Department of Chinandega, Nicaragua, Central America

Haghbat (Haghpat) Monastery, UNESCO World Heritage Site, Alaverdi, Lori Province, Armenia, Central Asia, Asia

View of the Arno River, Pisa, Tuscany, Italy, Europe

Independence monument on the Maidan Nezalezhnosti in the center of Kiev (Kyiv), Ukraine, Europe

Buddha figures inside Dambulla cave Buddhist temple complex, UNESCO World Heritage Site, Sri Lanka, Asia

Blue Mosque, Yerevan, Armenia, Central Asia, Asia

St. Michael's gold-domed cathedral, Kiev (Kyiv), Ukraine, Europe

Sardarapat War Memorial, near Armavir, Armenia, Central Asia, Asia

Surp Grigor Lusavorich Yekeghetsi Cathedral, the largest Armenian church in the world, Yerevan, Armenia, Central Asia, Asia

St. Michael's gold-domed cathedral at sunset, Kiev (Kyiv), Ukraine, Europe

St. Alexander Nevsky Cathedral, Yalta, Crimea, Ukraine, Europe

St. Alexander Nevsky Cathedral, Yalta, Crimea, Ukraine, Europe

View from the Parador de Baiona, Baiona, Pontevedra, Galicia, Spain, Europe

View from Sharpitor over the estuary at Salcombe, south Devon, England, United Kingdom, Europe

Ancient stone kiln in a rural field with a dry stone wall and overcast sky, North Yorkshire, England, United Kingdom, Europe

City Hall, Cardiff Civic Centre, Wales, United Kingdom, Europe

Welsh National War Memorial Statue, Alexandra Gardens, Cathays Park, Cardiff, Wales, United Kingdom, Europe

City Hall, The National Museum Of Wales, Cardiff Civic Centre, Wales, United Kingdom, Europe

Lake Pukaki on a blue morning, Canterbury, South Island, New Zealand, Pacific

Lake Pukaki on a blue morning. Canterbury, South Island, New Zealand, Pacific

East Gate Clock, Chester, Cheshire, England, United Kingdom, Europe

Fog lifting on the steep cliffs of Icy Arm, Baffin Island, Nunavut, Canada, North America

Reflections on a calm sea of the steep cliffs of Icy Arm, Baffin Island, Nunavut, Canada, North America

Adult bowhead whale (Balaena mysticetus) surfacing in Arctic Harbour, Isabella Bay, Baffin Island, Nunavut, Canada, North America

Adult bowhead whale (Balaena mysticetus) surfacing in Arctic Harbour, Isabella Bay, Baffin Island, Nunavut, Canada, North America

Wat Rong Khun (White Temple), Chiang Rai, Northern Thailand, Thailand, Southeast Asia, Asia

Life Saving Station in Crissy Field, San Francisco, California, United States of America, North America

Rano Raraku, the quarry site for all moai statues on Easter Island (Isla de Pascua) (Rapa Nui), UNESCO World Heritage Site, Chile, South America

Detail of a moai at Ahu Akivi, the first restored altar on Easter Island (Isla de Pascua) (Rapa Nui), UNESCO World Heritage Site, Chile, South America

Seven Moai at Ahu Akivi, the first restored altar on Easter Island (Isla de Pascua) (Rapa Nui), UNESCO World Heritage Site, Chile, South America

Mozaffari Jame Mosque (Friday Mosque), detail of the facade decorated with floral patterns, Kerman, Kerman Province, Iran, Middle East

Walls and ceiling covered with colorful faience tiles, Vakil Mosque, Shiraz, Fars Province, Iran, Middle East

Codelago dam, Alpe Devero, Val d'Ossola, Verbano Cusio Ossola, Piemonte, Italy, Europe

Rano Raraku, the quarry site for all moai statues on Easter Island (Isla de Pascua) (Rapa Nui), UNESCO World Heritage Site, Chile, South America

Seven Moai at Ahu Akivi, the first restored altar on Easter Island (Isla de Pascua) (Rapa Nui), UNESCO World Heritage Site, Chile, South America

Church of Surb Astvatsatsin (Vahramashen Church) at Amberd fortress located on the slopes of Mount Aragats, Yerevan, Aragatsotn, Armenia, Central Asia, Asia

Blue wildebeest (brindled gnu) (Connochaetes taurinus) among yellow wildflowers, Kgalagadi Transfrontier Park, encompasing the former Kalahari Gemsbok National Park, South Africa, Africa

Phallic stone at Kari Lake situated at the base of Mount Aragats, Aragatsotn, Armenia, Central Asia, Asia

Communist Monument, Rzeszow, Poland, Europe

Museum of Folk Architecture, Olsztynek, Warmia and Masuria, Poland, Europe

Canal side houses, Gdansk, Poland, Europe

Wawel Hill Castle and Cathedral, Vistula River, UNESCO World Heritage Site, Krakow, Malopolska, Poland, Europe

Norman Keep, Cardiff Castle, Cardiff, Wales, United Kingdom, Europe

Khor Virap Armenian Apostolic Church monastery, Ararat Plain, Yerevan, Armenia, Central Asia, Asia

Islam Khodja minaret, Khiva, Uzbekistan, Central Asia

Male Atoll, Maldives, Indian Ocean, Asia

View from aeroplane of Male Atoll, Maldives, Indian Ocean, Asia

Maldivian Air Taxi flying above island, Maldives, Indian Ocean, Asia

Norman Keep, Cardiff Castle, Cardiff, Wales, United Kingdom, Europe

Khor Virap Armenian Apostolic Church monastery and Ararat Plain, at the foot of Mount Ararat, Yerevan, Armenia, Central Asia, Asia

Norman Keep, Cardiff Castle, Cardiff, Wales, United Kingdom, Europe

Camping under the stars, Malga Zannes, Funes Valley, South Tyrol, Dolomites, Italy, Europe

Khor Virap Armenian Apostolic Church monastery, at the foot of Mount Ararat, Ararat Plain, Yerevan, Armenia, Central Asia, Asia

Concordia Temple, Valley of the Temples (Valle dei Templi), UNESCO World Heritage Site, Agrigento, Sicily, Italy, Europe

Castellammare del Golfo, Sicily, Italy, Mediterranean, Europe

Shaman rock, Maloe More (Little Sea), frozen lake during winter, Olkhon island, Lake Baikal, UNESCO World Heritage Site, Irkutsk Oblast, Siberia, Russia, Eurasia

Epiphany Cathedral, Irkutsk, Siberia, Russia, Eurasia

Shaman rock, Maloe More (Little Sea), frozen lake during winter, Olkhon island, Lake Baikal, UNESCO World Heritage Site, Irkutsk Oblast, Siberia, Russia, Eurasia

Maloe More (Little Sea), frozen lake during winter, Olkhon island, Lake Baikal, UNESCO World Heritage Site, Irkutsk Oblast, Siberia, Russia, Eurasia

Shaman rock, Maloe More (Little Sea), frozen lake during winter, Olkhon island, Lake Baikal, UNESCO World Heritage Site, Irkutsk Oblast, Siberia, Russia, Eurasia

Shaman rock, Maloe More (Little Sea), frozen lake during winter, Olkhon island, Lake Baikal, UNESCO World Heritage Site, Irkutsk Oblast, Siberia, Russia, Eurasia

Shaman rock, Maloe More (Little Sea), frozen lake during winter, Olkhon island, Lake Baikal, UNESCO World Heritage Site, Irkutsk Oblast, Siberia, Russia, Eurasia

Khoujir, Maloe More (Little Sea), frozen lake during winter, Olkhon island, Lake Baikal, UNESCO World Heritage Site. Irkutsk Oblast, Siberia, Russia, Eurasia

Wooden door, Bali, Indonesia, Southeast Asia, Asia

Ski jumper, blue sky and ski jump, Oslo, Norway, Scandinavia, Europe

Plane in blue sky with vapour trail and hotel sign

Seefeld village, the Tyrol, Austria, Europe

European Roller (Coracias garrulus) with a Winged Predatory Katydid (Clonia wahlbergi), Kruger National Park, South Africa, Africa

Tanks on display and Rodina Mat monument, Museum of the Great Patriotic War, Kiev, Ukraine, Europe

Statue of the brothers and sister who founded Kiev, Maidan Nezalezhnosti (Independence Square), Kiev, Ukraine, Europe

Lights illuminating Podil district and Dnieper River area at night, Kiev, Ukraine, Europe

Solomon R. Guggenheim Museum, built in 1959, designed by Frank Lloyd Wright, Manhattan, New York City, New York, United States of America, North America

Solomon R. Guggenheim Museum, built in 1959, designed by Frank Lloyd Wright, Manhattan, New York City, New York, United States of America, North America

Spring cherry blossom, The Capitol Building, Capitol Hill, Washington D.C., United States of America, North America

Spring cherry blossom, The Capitol Building, Capitol Hill, Washington D.C., United States of America, North America

Church, village of Vik (Vik a Myrdal) and Reynisdrangar sea stacks in the distance, Iceland, Polar Regions

People relaxing in Blue Lagoon geothermal spa, Svartsengi Geothermal Power Station in the distance, Grindavik, Reykjanes Peninsula, Iceland, Polar Regions

People relaxing in Blue Lagoon geothermal spa, Svartsengi Geothermal Power Station in the distance, Grindavik, Reykjanes Peninsula, Iceland, Polar Regions

People relaxing in Blue Lagoon geothermal spa, Svartsengi Geothermal Power Station in the distance, Grindavik, Reykjanes Peninsula, Iceland, Polar Regions

Rainbow over hills, Snaefellsnes Peninsula, West Iceland, Iceland, Polar Regions

Icelandic horses near Snorrastadir, Eldborg volcano, snow-covered peaks of Ljosufjoll and Eldborg volcano visible behind, Snaefellsnes Peninsula, West Iceland, Iceland, Polar Regions

Ingjaldsholl church at Hellisandur, on border of Snaefellsjokull National Park, Snaefellsnes Peninsula, Iceland, Polar Regions

Shores of Lake Myvatn at dusk, fine pseudo-crater in the distance, near Skutustadir, Myvatn, northern area, Iceland, Polar Regions