Staffan Widstrand / Northern Viscacha or Vizcacha (Lagidium peruanum) resting in an old man made structure, Machu Picchu UNESCO World Heritage Site, Peru. February.

Richard Du Toit / Aerial photograph of Western Cape Province, Cape Agulhas, Indian Ocean, South Africa, August 2010

Alex Mustard,Alex Mustard / Divers explore mediaeval mill building, now flooded in Capodacqua lake. Gran Sasso National Park, Abruzzo, Italy.

Enrique Lopez-Tapia / Broad Peak base camp at altitude of 4960 m, with the light of the full moon on Godwin Austen glacier and mountain K2. Central Karakorum National Park. Pakistan. June 2007 Winner of Photographer of the...

Claudio Contreras / Osprey (Pandion haliaetus) with fish catch, Cabo Pulmo National Park, Sea of Cortez (Gulf of California), Mexico, July

Merryn Thomas / View of Lauterbrunnen village and waterfall, Bernese Oberland, Switzerland, June 2012.

Ben Cranke,Ben Cranke / Gentoo Penguin (Pygoscelis papua) nest amongst the buildings at Port Lockroy, Wiencke Island, Antarctic Peninsula, Antarctica

Tim Laman / A traditional style house or 'honai' on the mountainside overlooking the Baliem Valley, Papua, Indonesia, Island of New Guinea. June 2010

Franco Banfi / View of Procida, the small harbour of Corricella, island near Ischia Island, Italy, Tyrrhenian Sea, Mediterranean

Gavin Hellier / The Burj Khalifa, completed in 2010, the tallest man made structure in the world, Dubai, United Arab Emirates 2011. No release available.

Philippe Clement / Oosterscheldekering / Eastern Scheldt storm surge barrier, the largest of 13 dams designed to protect the Netherlands from flooding. Neeltje Jans, Netherlands, March 2010

Laurie Campbell / Outfall from hydroelectric Laggan Dam, Lochaber, Scotland, UK, February