722-140 - Reservoir in the mountain community and tourist centre of Las Terrazas, Sierra del Rosario Nature and Biosphere Reserve, UNESCO World Heritage Site, Cordillera de Guaniguanico, Pinar del Rio, Cuba, West Indies, Central America

1350-623 - A morning view of the Paine Massif across Lago Pehoe in Torres del Paine National Park, a UNESCO World Biosphere Reserve in Chile in the Patagonia region of South America.

1350-624 - The rocky shoreline of Lago Pehoe in Torres del Paine National Park, a UNESCO World Biosphere Reserve in Chile in the Patagonia region of South America. Across the lake is the Paine Massif in the low clouds.

1350-625 - The Grey Glacier and Lago Grey in Torres del Paine National Park, a UNESCO World Biosphere Reserve in Chile in the Patagonia region of South America.

1350-627 - The Grey Glacier and Lago Grey in Torres del Paine National Park, a UNESCO World Biosphere Reserve in Chile in the Patagonia region of South America.

1350-626 - The Grey Glacier and Lago Grey in Torres del Paine National Park, a UNESCO World Biosphere Reserve in Chile in the Patagonia region of South America.

1350-628 - The jaggedly sculpted face of the Grey Glacier on Lago Grey in Torres del Paine National Park, a UNESCO World Biosphere Reserve in Chile in the Patagonia region of South America.

1350-629 - The jaggedly sculpted face of the Grey Glacier on Lago Grey in Torres del Paine National Park, a UNESCO World Biosphere Reserve in Chile in the Patagonia region of South America.

1184-5524 - Aerial of Sian Ka'an Biosphere Reserve, UNESCO World Heritage Site, Quintana Roo, Mexico, North America

1184-5525 - Aerial of Sian Ka'an Biosphere Reserve, UNESCO World Heritage Site, Quintana Roo, Mexico, North America

1184-5528 - Aerial of Sian Ka'an Biosphere Reserve, UNESCO World Heritage Site, Quintana Roo, Mexico, North America

1184-5527 - Aerial of Sian Ka'an Biosphere Reserve, UNESCO World Heritage Site, Quintana Roo, Mexico, North America

1184-5526 - Aerial of Sian Ka'an Biosphere Reserve, UNESCO World Heritage Site, Quintana Roo, Mexico, North America

1184-5469 - Millions of butterflies covering trees, Monarch Butterfly Biosphere Reserve, UNESCO World Heritage Site, El Rosario, Michoacan, Mexico, North America

1184-5470 - Millions of butterflies covering trees, Monarch Butterfly Biosphere Reserve, UNESCO World Heritage Site, El Rosario, Michoacan, Mexico, North America

1184-5472 - Close up of Monarch butterflies (Danaus plexippus), Monarch Butterfly Biosphere Reserve, UNESCO World Heritage Site, El Rosario, Michoacan, Mexico, North America

1184-5471 - Millions of butterflies covering trees, Monarch Butterfly Biosphere Reserve, UNESCO World Heritage Site, El Rosario, Michoacan, Mexico, North America

1184-5468 - Millions of butterflies covering trees, Monarch Butterfly Biosphere Reserve, UNESCO World Heritage Site, El Rosario, Michoacan, Mexico, North America

1184-5467 - Monarch Butterfly Biosphere Reserve, UNESCO World Heritage Site, El Rosario, Michoacan, Mexico, North America

857-90884 - A human hand reaches out towards a newborn gray whale calf (Eschrichtius robustus) swimming near the surface with its mother in Laguna San Ignacio, on the Pacific coast of Baja California Sur, Mexico. Designated as a UNESCO World Heritage site and part of the Vizcaino Biosphere Reserve, it is the last undeveloped gray whale birthing lagoon on the planet, Mexico

857-90886 - A newborn gray whale calf (Eschrichtius robustus) surfaces in Laguna San Ignacio, on the Pacific coast of Baja California Sur, Mexico. Designated as a UNESCO World Heritage site and part of the Vizcaino Biosphere Reserve, it is the last undeveloped gray whale birthing lagoon on the planet, Mexico

857-90888 - Tourists explore the natural salt flats on the shores of Laguna San Ignacio, Baja California Sur, Mexico. In 2000, thanks to national and international pressure, the Mexican government cancelled a joint venture with Mitsubishi subsidiary ESSA (Exportadora de Sal, S.A) to establish the largest industrial salt evaporation facility in the world. Designated as a UNESCO World Heritage site and part of the Vizcaino Biosphere Reserve, the lagoon is the last undeveloped gray whale birthing area on the planet, Mexico

832-367690 - Middle Spotted Woodpecker (Dendrocopos medius) sitting on the dropped antler of a red deer (Cervus elaphus), Biosphaerengebiet Schwaebische Alb UNESCO Biosphere Reserve, Baden-Wuerttemberg, Germany, Europe

832-370577 - Moor Frog (Rana arvalis) in spawning grounds at sunset, Middle Elbe Biosphere Reserve near Dessau, Saxony-Anhalt, Germany, Europe

832-367686 - Black Woodpecker (Dryocopus martius) at nest hole in a beech with chicks (Fagus sylvatica), Biosphaerenreservat Schwaebische Alb or Swabian Mountains Biosphere Reserve, UNESCO World Heritage Site, Baden-Wuerttemberg, Germany, Europe

832-367684 - Black Woodpecker (Dryocopus martius) at nest hole in a beech with chick (Fagus sylvatica), Biosphaerenreservat Schwaebische Alb or Swabian Mountains Biosphere Reserve, UNESCO World Heritage Site, Baden-Wuerttemberg, Germany, Europe

832-367689 - Great Spotted Woodpecker (Dendrocopos major) sitting on hazel (Corylus avellana), surrounded by male catkins, Biosphaerengebiet Schwaebische Alb UNESCO Biosphere Reserve, Baden-Wuerttemberg, Germany, Europe

832-370585 - Moor Frogs (Rana arvalis) during mating, Middle Elbe Biosphere Reserve near Dessau, Saxony-Anhalt, Germany, Europe

832-370568 - Moor frog (Rana arvalis), male in the spawning grounds, Mittlere Elbe biosphere reserve on the Elbe river near Dessau, Saxony-Anhalt, Germany, Europe

832-367691 - Great Spotted Woodpecker (Dendrocopos major) sitting on the dropped antler of a red deer (Cervus elaphus), Biosphaerengebiet Schwaebische Alb UNESCO Biosphere Reserve, Baden-Wuerttemberg, Germany, Europe

832-370579 - Moor Frogs (Rana arvalis) during mating, the Middle Elbe Biosphere Reserve, Dessau, Germany, Europe

832-370586 - Moor Frogs (Rana arvalis) during mating, Middle Elbe Biosphere Reserve near Dessau, Saxony-Anhalt, Germany, Europe

832-367685 - Black Woodpecker (Dryocopus martius) at nest hole in a beech with chicks (Fagus sylvatica), Biosphaerenreservat Schwaebische Alb or Swabian Mountains Biosphere Reserve, UNESCO World Heritage Site, Baden-Wuerttemberg, Germany, Europe

832-233484 - Primeval forest in the Vessertal valley, Biosphaerenreservat Vessertal-Thueringer Wald, biosphere reserve Vesser valley-Thuringian Forest, Thuringia, Germany, Europe

832-233485 - Primeval forest in the Vessertal valley, Biosphaerenreservat Vessertal-Thueringer Wald, biosphere reserve Vesser valley-Thuringian Forest, Thuringia, Germany, Europe

832-220554 - Giant Queen Victoria water lily (Victoria amazonica), Pantanal, UNESCO World Heritage Site and Biosphere reserve, Mato Grosso, Brazil

832-220559 - Pousada Piuval, Pantanal landscape, UNESCO World Heritage Site and Biosphere reserve, Mato Grosso, Brazil

832-220553 - Giant Queen Victoria water lily (Victoria amazonica), Pantanal, UNESCO World Heritage Site and Biosphere reserve, Mato Grosso, Brazil

832-220552 - Giant Queen Victoria water lily (Victoria amazonica), Pantanal, UNESCO World Heritage Site and Biosphere reserve, Mato Grosso, Brazil

832-220545 - Fisherboat, Cuiaba river, Pantanal, UNESCO World Heritage Site and Biosphere reserve, Mato Grosso, Brazil

832-220560 - Transpantaneira, Wooden Bridge, Pantanal, UNESCO World Heritage Site and Biosphere reserve, Mato Grosso, Brazil

832-107039 - Flock of Domestic Sheep (Ovis ammon f. aries) grazing at a dyke, Mecklenburg Elbe Valley Nature Park, UNESCO Elbe River Landscape Biosphere Reserve, Mecklenburg-Western Pomerania, Germany, Europe

832-101641 - Parinacota volcano reflecting in the Chungara lake, Lauca national park, UNESCO Biosphere Reserve, Arica and Parinacota Region, Chile, South America

832-101598 - Parinacota volcano reflecting in the Chungara lake, Lauca National Park, UNESCO Biosphere Reserve, Arica and Parinacota Region, Chile, South America

832-101640 - Parinacota volcano reflecting in the Chungara lake, Lauca national park, UNESCO Biosphere Reserve, Arica and Parinacota Region, Chile, South America

832-101597 - Parinacota volcano reflecting in the Chungara lake, Lauca National Park, UNESCO Biosphere Reserve, Arica and Parinacota Region, Chile, South America

832-101642 - Parinacota volcano, Lauca national park, UNESCO Biosphere Reserve, Arica and Parinacota Region, Chile, South America

832-101599 - Parinacota volcano reflecting in the Chungara lake, Lauca National Park, UNESCO Biosphere Reserve, Arica and Parinacota Region, Chile, South America

832-116961 - Sheep for landscape preservation on Moenchsgut Peninsula and Ruegischer Bodden in Southeast Ruegen Biosphere Reserve on the Baltic Sea coast, island of Ruegen, Mecklenburg-Western Pomerania, Germany, Europe

1113-91021 - Tourists walking in the dunes, UNESCO World Biosphere Reserve, Slowinski National Park, Polish Baltic Sea coast, Leba, Pomeranian, Poland

1113-91017 - Tourists walking in the dunes, UNESCO World Biosphere Reserve, Slowinski National Park, Polish Baltic Sea coast, Leba, Pomeranian, Poland

1116-3843 - Ladies View, Killarney National Park, Ring Of Kerry, County Kerry, Ireland

1116-3819 - Lough Leane, Ross Castle, Killarney National Park, County Kerry, Ireland

832-1270 - Hawfinch (Coccothraustes coccothraustes), male in breeding plumage, perched on apple tree branch, UNESCO Biosphere Reserve, Swabian Alb, Baden-Wuerttemberg, Germany, Europe

832-1342 - Marbled White (Melanargia galathea), resting on a Field Scabious (Knautia arvensis), covered with dew drops, Biosphaerengebiet Schwaebische Alb biosphere reserve, Swabian Alb, Baden-Wuerttemberg, Germany, Europe

832-1316 - Peacock (Inachis io) on a Hedge Woundwort (Stachys sylvatica), Biosphaerengebiet Schwaebische Alb biosphere reserve, Swabian Alb, Baden-Wuerttemberg, Germany, Europe

832-1337 - Mountain Apollo butterfly (Parnassius apollo), Biosphaerengebiet Schwaebische Alb biosphere reserve, Swabian Alb, Baden-Wuerttemberg, Germany, Europe

832-1314 - Peacock (Inachis io) feeding a Hedge Woundwort (Stachys sylvatica), Biosphaerengebiet Schwaebische Alb biosphere reserve, Swabian Alb, Baden-Wuerttemberg, Germany, Europe

832-1322 - Painted Lady (Vanessa cardui), feeding on a Creeping Thistle (Cirsium arvense), Biosphaerengebiet Schwaebische Alb biosphere reserve, Swabian Alb, Baden-Wuerttemberg, Germany, Europe

804-403 - Pyramid I, Calakmul, UNESCO World Heritage Site, Calakmul Biosphere Reserve, the largest tropical forest reserve in Mexico, Campeche, Mexico, North America

804-419 - Mayan ruins, Calakmul, UNESCO World Heritage Site, Calakmul Biosphere Reserve, the largest tropical forest reserve in Mexico, Campeche, Mexico, North America