Gavin Hellier / Looking down on St. Vitus Cathedral, Charles Bridge, UNESCO World Heritage Site, and the Castle District illuminated at night, Prague, Czech Republic 2011. No release available.

Gavin Hellier / Looking down on St. Vitus Cathedral, Charles Bridge, UNESCO World Heritage Site, and the Castle District, Prague, Czech Republic 2011. No release available.

Gavin Hellier / Djenne Mosque, the largest mud structure in the world, Djenne is a UNESCO World Heritage Site, Niger Inland Delta, Mopti Region, Mali 2006. No release available.

Philippe Clement / Fleet Lagoon at Abbotsbury and tourists walking on Chesil Beach tombolo, one of three major shingle structures in Britain along the Jurassic Coast, World Heritage Site, Dorset, UK, November 2012. No r...

Juergen Freund / Spectacled flying fox (Pteropus conspicillatus) casualty of paralytic tick (Ixodes holocyclus) bite being cared for on site of colony by Jenny Mclean, North Queensland, Australia, November 2012

Jabruson / 'Patasse' - a male member of the Ba'Aka ethnic group from the village of Mossapoula, a tribe that have lived around Dzanga Ndoki National park for thousands of years and still depend on forest resourc...

Enrique Lopez-Tapia / Portrait of a woman from the small village of Gagramari. Sundarbans National Park, Bangladesh. UNESCO World Heritage Site. June 2012. No release available.

Enrique Lopez-Tapia / Men on a wooden boat who use smooth-coated otters (Lutra perspicillata) for traditional fishing practices, the Sundarbans National Park, the largest mangrove swamp in the world. Bangladesh. UNESCO Wo...

Enrique Lopez-Tapia / Elderly woman in the Sundarbans National Park, Bangladesh, UNESCO World Heritage Site. June 2012. No release available.

Enrique Lopez-Tapia / A child cools off with water in the hottest time of year in Bangladesh, during the monsoon season. The Sundarbans National Park, UNESCO World Heritage Site. June 2012. No release available.

Enrique Lopez-Tapia / Cooking in a cabin without electricity in a small village, Bassari country, east Senegal. The Bassari, Fula and Bedik people keep alive their ancient traditions and customs, and UNESCO declared a Wo...

Enrique Lopez-Tapia / Portrait of a young girl. Bassari country, east Senegal. This area became a UNESCO World Heritage site in 2012, for cultural landscape and traditions kept by the the Bassari, Fula and Bedik peoples....