Eric Dragesco / A yurt of a Kyrgyz shepherd family on the steppe. Naryn National Park, Kyrgyzstan, Central Asia, November 2009.

Gertrud & Helmut Denzau / Family group portrait outside their yurt (home), Gobi Desert, Mongolia.

Bruno D'Amicis / Fennec fox (Vulpes zerda) tail of hanging from a Tunisian car rear mirror. Fennecs are sometimes considered as pests by desert nomads and thus hunted. Kebili Governorate, Tunisia.

Laurent Geslin / Two San bushmen walking through bush, Kalahari desert, Namibia 2005

Laurent Geslin / San bushman, Kalahari desert, Namibia 2005

Ben Lascelles / Tibetan Yak herders tent, the nomadic herders are known as Drokpa and make up about 25 percent of Tibetans in Tibet, Gurugem Gompa, near Mount Kailash, Tibet, June 2010

Eric Dragesco / A Kyrgyz shepherd mounted on a pony with mountain peaks in the distance. Naryn National Park, Kyrgyzstan, Central Asia, November 2009.

Eric Dragesco / Portrait of a Kyrgyz shepherd with his dog. Naryn National Park, Kyrgyzstan, Central Asia, November 2009.

Eric Dragesco / Portrait of a Kyrgyz shepherd with her child. Naryn National Park, Kyrgyzstan, Central Asia, November 2009.

Tom Hugh-Jones / Group of Mauritanian nomads gathering in their tents in the evening, SW Mauritania, February 2004.

Colin Monteath / Bactrian Camel (Camelus bactrianus) group, owned by Kazak nomads, grazing, Mongolia

Mark Jacobs / Reconstruction of The Bounty/ The Endeavour for tv series Nomads of the wind, 1992