Magnus Lundgren / Wild Wonders of China / People on boat throwing out life rings to divers in strong currents, Po Bin Chau, Sai Kung archipelago, Hong Kong, China. June, 2016.

Terry Whittaker / Couple canoeing on Loch Beinn a' Mheadhoin with Birch (Betula pendula) and Scots pines (Pinus sylvestris) on shore, Glen Affric, Highlands, Scotland, November 2014.

Olga Kamenskaya / Swimmers taking a dip in Lake Baikal, mountains visible beyond. Zabaikalsky National Park, Siberia, Russia, September 2013.

Richard Robinson / Abundance survey of the Critically Endangered Maui's dolphin (Cephalorhynchus hectori maui) conducted by the New Zealand Department of Conservation. Marine ranger Martin Stanley takes photographs of t...

Ashley Cooper / A woman paddling in an inflatable canoe, Ullswater, Lake District National Park, Cumbria, UK. August, 2020.