Ernie Janes / Household Cavalry exercising their horses on Holkham Beach, Norfolk, UK, July 2008

Jeff Wilson / Rear view of pilots and Trango towers in the Karakoram Mountains, Himalayas, Pakistan, from Pakistani military helicopter, for BBC series Planet Earth. April 2005

Jeff Wilson / Aerial view of glaciated valley of Concordia, Karakoram Mountains, Himalayas, Pakistan. From Pakistani military helicopter for BBC series Planet Earth April 2005

Jeff Wilson / Aerial view of K2 and glaciated valley of Concordia, Karakoram Mountains, Himalayas, Pakistan. From Pakistani military helicopter for BBC series Planet Earth April 2005

Jeff Wilson / Aerial view of K2 and glaciated valley, Concordia, Karakoram Mountains, Himalayas, Pakistan. From Pakistani military helicopter for BBC series Planet Earth 2005

Jeff Wilson / Aerial view of Broad Peak in the Concordia confluence, Karakoram Mountains, Himalayas, Pakistan. From Pakistani military helicopter for BBC series Planet Earth 2005

Edwin Giesbers / Military macaw (Ara militaris), Costa Rica, Captive

Pete Oxford / Military Macaw (Ara militaris) portrait, feeding on palm fruit, Amazon rainforest, Ecuador

Chris Newbert / Blackfin Barracuda (Sphyraena qenie) in a spiraling school at 70 feet deep, Solomon Islands

Fred Bavendam / Blackfin Barracuda (Sphyraena qenie) school off of Lizard Island, Great Barrier Reef, Queensland, Australia

Christophe Courteau / Stars Trails around the North Star, above sea and National Fort, Saint-Malo, Brittany, France.

Yashpal Rathore / Bengal Tiger (Panthera tigris), walking through ancient arch of fort, Ranthambore National Park, India