Two women by a well carrying water pots, Barmer, Rajasthan, India

Achilleion Palace of Empress Elisabeth of Austria well known as Sissi, Corfu, Ionian Islands, Greek Islands, Greece, Europe

Achilleion Palace of Empress Elisabeth of Austria well known as Sissi, Corfu, Ionian Islands, Greek Islands, Greece, Europe

Greek Orthodox icon depicting Mary as a well of life, Thessalonica, Macedonia, Greece, Europe

Honey bee, Apis mellifera feeding on Echinacea sp., or cone flower nectar. Honey bees are in trouble in many parts of the world but are doing well in urban areas where their exposure to pesticides, insecticides and fungicides is limited. Photographed in London, UK garden.

Top view of the spiral stairs inside the towers of masonic Initiation Well at Quinta da Regaleira, Sintra, Portugal, Europe

Gothic St. Vitus Cathedral, Prague Castle, Hradcany, Vitava River, Prague, Bohemia, Czech Republic, Europe

Opera House and Harbour Bridge, Sydney, New South Wales, Australia

Photographer at the top of the spiral stairs inside the towers of Initiation Well at Quinta da Regaleira, Sintra, Portugal, Europe

Altamura surroundings, Altamura, Bari, Apulia, Italy

Groups of people at Agrasen ki Baoli, a historical step well on Hailey Road near Connaught Place, New Delhi, India, Asia

Qusayr Amra, Umayyad bath complex, Jordan, Middle EastBuilt in the desert by Caliph Walid I, 700-715, contains well preserved period frescos

A charming scene featuring three iconic red telephone booths next to a vintage green kiosk. The booths are bright and well-maintained, surrounded by lush greenery and a hint of urban life.

Historic traditional water wheel irrigation system, Betancuria, Fuerteventura, Canary Islands, Spain, Atlantic, Europe

A charming stone cottage with a slate roof, surrounded by lush greenery and a well-maintained garden. The sky is bright with scattered clouds, adding to the picturesque scene.

Dancer Well Park, Helsingor, Zealand, Denmark, Scandinavia, Europe

Artesian well at Fayagua, between Pajara and La Pared, Fuerteventura, Canary Islands, Spain, Atlantic, Europe

A well-maintained garden with a winding gravel path, neatly trimmed hedges, and a modern house surrounded by lush greenery under a blue sky with scattered clouds.

A mountain biker takes a well earned rest at Mu Gompa, the last village in the Tsum Valley, Nepal, Asia

Holy Well in foreground, Holy Spirit Church, Holy Trinity Saint Sergius Lavra, UNESCO World Heritage Site, Sergiev Posad, Russia, Europe

The high passes have spiritual significance for local people as well as those from afar, Prinkiti La, Ladakh, India, Asia

Historic communal well, El Pozo de los Frailes, Cabo de Gata Natural Park, Nijar, Almeria, Andalusia, Spain, Europe

Frescos of artisans on side aisle ceiling, Qusayr Amra, Umayyad bath complex, Jordan, Middle EastBuilt in the desert by Caliph Walid I, 700-715, contains well preserved period frescos

Inca waterworks, a masterpiece of engineering, Tipon, Peru, South America

Fulacht fiadh water trough and fireplace building at Drombeg stone circle, County Cork, Munster, Republic of Ireland, Europe

Inca waterworks, a masterpiece of engineering, Tipon, Peru, South America

Hollyhocks lining a street with a well, La Flotte, Ile de Re, Charente-Maritime, France, Europe

A trekker takes some well earned refreshment during the Manaslu circuit trek, Himalayas, Nepal, Asia

Achilleion Palace of Empress Elisabeth of Austria well known as Sissi, Corfu, Ionian Islands, Greek Islands, Greece, Europe

Moni Megalis Panagias Monastery, Samos, North Aegean Islands, Greek Islands, Greece, Europe

Chapel Over-the-Well, The Holy Trinity St. Sergius Lavra, UNESCO Site, Sergiev Posad, Golden Ring, Moscow Oblast, Russia, Europe

Women fetching water, Mathura, Uttar Pradesh, India, Asia

Old water well in the center of Timimoun, western Algeria, North Africa, Africa

Pozzo di San Patrizio, Orvieto, Terni, Umbria, Italy, Europe

Sunset at the entrance gate of Pingyao, renowned for its well-preserved ancient city wall, UNESCO World Heritage Site, Shanxi, China, Asia

St. Bridget's Well near Liscannor, The Burren, County Clare, Munster, Republic of Ireland, Europe

Pingyao, renowned for its well-preserved ancient city wall, UNESCO World Heritage Site, Shanxi, China, Asia

City Hall and well at dusk, Market Square, Old Town, Rzeszow, Poland, Europe

Martolet archeological site containing the first Christian churches on the site, as well as the burial site of St. Mauritius, Saint-Maurice d'Agaune Abbey, Valais, Switzerland, Europe

Covered cenote well at convent of San Bernardino of Sienna, Valladolid, Yucatan, Mexico, North America

Light well, Sagrada Familia Basilica, Barcelona, Catalonia, Spain, Europe

Very well camouflaged plumed scorpionfish (Scorpaena grandicornis), Dominica, West Indies, Caribbean, Central America

Bran castle (Dracula castle), Bran, Transylvania, Romania, Europe

Groups of people at Agrasen ki Baoli, a historical step well on Hailey Road near Connaught Place, New Delhi, India, Asia

Mission Concepcion, San Antonio, Texas, United States of America, North America

St. Bridget's Well near Liscannor, The Burren, County Clare, Munster, Republic of Ireland, Europe

Women at a village well, Mathura, Uttar Pradesh, India, Asia

Hacienda San Augustin de Callo, Cotopaxi National Park, Ecuador

Piazza della Cisterna, San Gimignano, Tuscany, Italy

St. Bridget's Well near Liscannor, The Burren, County Clare, Munster, Republic of Ireland, Europe

Piazza Grande, Arezzo, Umbria, Italy, Europe

St. Bridget's Well near Liscannor, The Burren, County Clare, Munster, Republic of Ireland, Europe

Pozzo di San Patrizio, Orvieto, Terni, Umbria, Italy, Europe

St. Bridget's Well near Liscannor, The Burren, County Clare, Munster, Republic of Ireland, Europe

St. Patrick's Well, Marlfield, County Tipperary, Republic of Ireland, Europe

Old well at Chateau de Monbazillac, Monbazillac, Dordogne, France, Europe

Well at La Benite Fontaine sanctuary, La Roche-sur-Foron, Haute Savoie, France, Europe

Well at La Benite Fontaine sanctuary, La Roche-sur-Foron, Haute Savoie, France, Europe

Pienza, Val d'Orcia, Tuscany, Italy, Eruope

A well-camouflaged devil scorpionfish (Scorpaenopsis diabolus) waits to ambush prey on a reef in Raja Ampat, Indonesia. This remote, tropical region is home to extraordinary marine biodiversity.

A warty frogfish (Antennarius maculatus) is well-camouflaged as it waits to ambush prey on a reef in Komodo National Park, Indonesia.

A well-camouflaged tasseled wobbegong shark (Eucrossorhinus dasypogon) lies on the sandy seafloor of Raja Ampat, Indonesia.

A well-camouflaged reef stonefish, Synanceia verrucosa, waits to ambush prey in Raja Ampat, Indonesia.

A blue starfish on a beautiful coral reef in the shallows of Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for both its amazing marine biodiversity as well its infamous dragons.

Colorful chocolate chip starfish lie scattered on the floor of a seagrass meadow in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for both its amazing marine biodiversity as well its infamous dragons.

Symbiotic anemones cover the shell of a hermit crab, Dardanus pedunculatus, in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for both its amazing marine biodiversity as well its infamous dragons.

A beautiful coral reef thrives in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for both its amazing marine biodiversity as well its infamous dragons.

A hawksbill sea turtle, Eretmochelys imbricata, swims over a beautiful reef in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for both its amazing marine biodiversity as well its infamous dragons.

A hawksbill sea turtle, Eretmochelys imbricata, lays on a beautiful reef in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for both its amazing marine biodiversity as well its infamous dragons.

A magnificent sea anemone, Heteractis magnifica, grows on a reef in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for both its amazing marine biodiversity as well its infamous dragons.

An unidentified scorpionfish waits to ambush prey on a black sand slope in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for both its amazing marine biodiversity as well its infamous dragons.

A colorful nudibranch, Hypselodoris tryoni, crawls across a sandy sea floor in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for both its amazing marine biodiversity as well its infamous dragons.

A colorful nudibranch, Hypselodoris tryoni, crawls across a sandy sea floor in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for both its amazing marine biodiversity as well its infamous dragons.

Aerial view of a healthy fringing reef along the edge of Komodo Island in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for its marine biodiversity as well as its infamous Komodo dragons.

Aerial view of the idyllic island of Gili Banta just outside of Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for its marine biodiversity as well as its infamous Komodo dragons.

A bird's eye view shows the rugged landscape of Komodo Island in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for its marine biodiversity as well as its infamous Komodo dragons.

A bird's eye view of an idyllic island and healthy fringing reef in Komodo National Park, Indonesia. This tropical area in the Lesser Sunda Islands is known for its marine biodiversity as well as its infamous Komodo dragons.

A well-camouflaged Mototi octopus, Octopus sp., hides in plain view on the sandy seafloor in Lembeh Strait, Indonesia.

A well-camouflaged tasselled wobbegong, Eucrossorhinus dasypogon, lies on the seafloor in Raja Ampat, Indonesia.

Overhead aerial drone shot showcasing a well-planned suburban area featuring red-tiled homes and organised streets, Portugal, Europe

The Wittenbergplatz historic and well preserved 1913 Art Nouveau U-Bahn (Underground) station in central Berlin.

A myriad of hard and soft corals, as well as tropical reef fish on the healthy reef near Volivoli Resort on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish on the healthy reef near Volivoli Resort on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish on the healthy reef near Volivoli Resort on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish on the healthy reef near Volivoli Resort on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish on the healthy reef near Volivoli Resort on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish on the healthy reef near Volivoli Resort on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific

A myriad of hard and soft corals, as well as tropical reef fish at Vatu-I-Ra Conservation Park on Viti Levu, Fiji, South Pacific, Pacific

Panna Meena Ka Kund Step Well, Amer, Rajasthan, India, South Asia, Asia

Aerial drone panoramic view of North Beach, with the iconic Sao Miguel Arcanjo lighthouse on the right, as well as the city of Nazare, Oeste, Estremadura, Portugal, Europe