Amakusa forest and low tide beach, Kumamoto Prefecture, Kyushu, Japan, Asia

Lake Tekapo, Mount Cook National Park, Canterbury, South Island, New Zealand

Abundant life in the crystal clear water in the shallow reefs in the Equator Islands, Raja Ampat, Indonesia, Southeast Asia, Asia

Fishing net imbedded in the coral in the crystal clear water in the shallow reefs off Wayag Bay, Raja Ampat, Indonesia, Southeast Asia, Asia

View of rocky shoreline by turquoise sea and Santa Ponsa, Majorca, Balearic Islands, Spain, Mediterranean, Europe

Balos Lagoon Beach and Cape Tigani, elevated view, Gramvousa Peninsula, Chania Region, Crete, Greek Islands, Greece, Europe

Fishing boat, Limeni, Mani Peninsula, The Peloponnese, Greece, Europe

The Beach at New Quay, Cardigan Bay, Wales, United Kingdom, Europe

The shallow sea at low tide near Paje Beach, Zanzibar, Tanzania, East Africa, Africa

Christmas tree worms (Spirobranchus giganteus) in the shallow reefs off Bangka Island, Indonesia, Southeast Asia, Asia

Giant Tridacna clams, genus Tridacna, in the shallow reefs off the Equator Islands, Raja Ampat, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Above and below photo in the crystal clear water in the shallow reefs off Wayag Bay, Raja Ampat, Indonesia, Southeast Asia, Asia

Aerial view of Balos Lagoon, Balos Beach and Cape Tigani, Gramvousa Peninsula, Chania Region, Crete, Greek Islands, Greece, Europe

Woman admiring Le Morne mountain standing in the shallow water of turquoise lagoon, La Gaulette, Mauritius, Indian Ocean, Africa

Aerial of a white sand beach on Sete Paus island near the Island of Mozambique, Mozambique, Africa

Castle Menzies, sixteenth century Scottish castle in Perthshire, Highlands, Scotland, United Kingdom, Europe

Adult humpback whale (Megaptera novaeangliae), breaching in the shallow waters of Cabo Pulmo, Baja California Sur, Mexico, North America

Sandpipers, stilts and redshanks taking flight from the shallow wetland waters at the edge of Chilika Lake, Orissa, India, Asia

Tourists relaxing in shallow turquoise water off the Plage de Palombaggia, Porto-Vecchio, Corse-du-Sud, Corsica, France, Mediterranean, Europe

Giant Tridacna clams, genus Tridacna, in the shallow reefs off Kawe Island, Raja Ampat, Indonesia, Southeast Asia, Asia

Abundant life in the crystal clear water in the shallow reefs in the Equator Islands, Raja Ampat, Indonesia, Southeast Asia, Asia

Abundant life in the crystal clear water in the shallow reefs in the Equator Islands, Raja Ampat, Indonesia, Southeast Asia, Asia

An adult necklace starfish (Fromia monilis), in the shallow reefs off Bangka Island, Indonesia, Southeast Asia, Asia

An adult Crown-of-Thorns starfish (Acanthaster planci), in the shallow reefs off Bangka Island, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

A basket fisherman on Inle Lake scans the still and shallow water for signs of life, Myanmar (Burma), Asia

The Beach and Promenade at Aberystwyth, Cardigan Bay, Wales, United Kingdom, Europe

Kokolom beach, Goa, India, Asia

Valun, Cres Island, Kvarner Gulf, Croatia, Europe

Above/below view of the shallow mangroves off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Giant Tridacna clams, genus Tridacna, in the shallow reefs off Port Airboret, Raja Ampat, Indonesia, Southeast Asia, Asia

Christmas tree worms (Spirobranchus giganteus), in the shallow reefs off Bangka Island, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Adult humpback whale (Megaptera novaeangliae), breaching in the shallow waters of Cabo Pulmo, Baja California Sur, Mexico, North America

View of seaside resort of Cala Rajada, Majorca, Balearic Islands, Spain, Mediterranean, Europe

Intermediate egret at dusk, feeding in the shallow waters at the edge of Cilika Lake, Odisha, India, Asia

The beautiful Island Pelicano in the San Blas Islands, Kuna Yala, Panama, Central America

Rear view of woman with hat walking on Ffryes Beach, Antigua, Antigua and Barbuda, Leeward Islands, West Indies, Caribbean, Central America

View across the shallow turquoise waters of Cala Lazarina, Lavezzu, Lavezzi Islands, Bonifacio, Corse-du-Sud, Corsica, France, Mediterranean, Europe

Giant Tridacna clams, genus Tridacna, in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Giant Tridacna clams, genus Tridacna, in the shallow reefs off the Equator Islands, Raja Ampat, Indonesia, Southeast Asia, Asia

Giant Tridacna clams, genus Tridacna, in the shallow reefs off Sauwaderek Village Reef, Raja Ampat, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Helicopter flight over Busanga Plains, Kafue National Park, Zambia, Africa

Balos Lagoon Beach and Cape Tigani, elevated view, Gramvousa Peninsula, Chania Region, Crete, Greek Islands, Greece, Europe

Black winged stilt wading in the shallow wetland waters at the edge of Chilika Lake, Orissa, India, Asia

Snap on the water at Stingray City, a reserve hosting tens of stingray circling in the shallow lagoon, Antigua, Leeward Islands, West Indies, Caribbean, Central America

Autumn mirror at San Giuliano lake, Dolomiti di Brenta Natural Park, Dolomites, Trentino-Alto Adige, Italy, Europe

An adult Crown-of-Thorns starfish (Acanthaster planci), in the shallow reefs off Bangka Island, Indonesia, Southeast Asia, Asia

Radioles extending from the branchial stalk of a Spirographis feather duster worm, in the shallow reefs off Bangka Island, Indonesia, Southeast Asia, Asia

An adult Luzon sea star (Echinaster luzonicus), in the shallow reefs off Bangka Island, Indonesia, Southeast Asia, Asia

An adult necklace starfish (Fromia monilis), in the shallow reefs off Bangka Island, Indonesia, Southeast Asia, Asia

Giant Tridacna clams, genus Tridacna, in the shallow reefs off Wayag Bay, Raja Ampat, Indonesia, Southeast Asia, Asia

Bennett's feather star (Oxycomanthus bennetti), in the shallow reefs off Bangka Island, Indonesia, Southeast Asia, Asia

Bennett's feather star (Oxycomanthus bennetti), in the shallow reefs off Bangka Island, Indonesia, Southeast Asia, Asia

Beautiful feather star (Cenometra bella), in the shallow reefs off Waigeo Island, Raja Ampat, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Giant Tridacna clams, genus Tridacna, in the shallow reefs off Port Airboret, Raja Ampat, Indonesia, Southeast Asia, Asia

Aerial of Agulla beach, Mallorca, Balearic islands, Spain, Mediterranean, Europe

Beautiful eroded rocks at Plage de San Giovanni, Corsica, France, Mediterranean, Europe

Tourists relaxing in shallow turquoise water off the Plage de Verghia, Coti-Chiavari, Ajaccio, Corse-du-Sud, Corsica, France, Mediterranean, Europe

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Giant Tridacna clams, genus Tridacna, in the shallow reefs off Port Airboret, Raja Ampat, Indonesia, Southeast Asia, Asia

Giant Tridacna clams, genus Tridacna, in the shallow reefs off the Equator Islands, Raja Ampat, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Abandoned ghost net trapped in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Local fisherman in outrigger boat in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Mist on Lost Lake, Ski Hill and surrounding forest, Whistler, British Columbia, Canada, North America

A view of the Caribbean sea off Bocas del Drago beach, Colon Island, Bocas del Toro Islands, Panama, Central America

Giant Tridacna clams, genus Tridacna, in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Pillow cushion star (Culcita novaeguineae), in the shallow rubble off Kri Island, Raja Ampat, Indonesia, Southeast Asia, Asia

Above/below view of the shallow mangroves off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Abundant life in the crystal clear water in the shallow reefs off Freewin Wall, near Waigeo Island, Raja Ampat, Indonesia, Southeast Asia, Asia

Abundant life in the crystal clear water in the shallow reefs in the Equator Islands, Raja Ampat, Indonesia, Southeast Asia, Asia

Palm Island, The Grenadines, St. Vincent and The Grenadines, West Indies, Caribbean, Central America

Rocks on the Salento coast at sunset, Dunes of Campomarino, Taranto province, Apulia, Italy, Europe

Secret Cave Beach, Middle Caicos, Turks and Caicos Islands, West Indies, Central America

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Above/below view of the shallow mangroves off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Pillow cushion star (Culcita novaeguineae), in the shallow rubble off Kri Island, Raja Ampat, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

Corals in the crystal clear water in the shallow reefs off Bangka Island, off the northeastern tip of Sulawesi, Indonesia, Southeast Asia, Asia

An adult necklace starfish (Fromia monilis), in the shallow reefs off Bangka Island, Indonesia, Southeast Asia, Asia