Christophe Courteau / Valloire ski resort, Savoie in the French Alps, Maurienne Valley, Savoie, France

Christophe Courteau / Valloire ski resort, Savoie in the French Alps, Maurienne Valley, Savoie, France

David Pattyn / Cattle egret (Bubulcus ibis) at the edge of swimming pool in a tourist resort, Gambia, Africa, May.

David Pattyn / Cattle egret (Bubulcus ibis) at the edge of a swimming pool in a tourist resort, Gambia, Africa, May.

David Pattyn / Green monkey (Chlorocebus sabaeus) in a tourist resort close to the pool, Gambia, Africa, May.

Sam Hobson / Herring gulls (Larus argentatus) feeding on discarded chips. Blackpool, UK. August

Sam Hobson / Herring gull (Larus argentatus) snatching food from man's hand. St Ives, Cornwall, UK. February

Pascal Kobeh / Aerial view of the tourist resorts and cenotes - freshwater holes - located all over the Yucatan peninsula, Mexico

Pete Oxford / Aerial view of Baganara Resort on the Essequibo river, Guyana, South America

Franco Banfi / Swimming pool outside Lotus Bungalow, Candidasa, Bali Island, Indonesia, Pacific Ocean. September 2006.

Juan Carlos Munoz / Vegetable bed in Garden Village Resort, Bled, Triglav National Park, Julian Alps, Slovenia, October 2014.

Juan Carlos Munoz / Garden Village Resort with treehouse. Bled, Triglav National Park, Julian Alps, Slovenia, October 2014.