Bence Mate / Leaf cutter ant (Atta sp) female worker carrying leaf to nest, with a smaller 'minor' ant riding. The minor's job is to protect her sister from parasitic flies. Costa Rica, December. Highly Commended,...

Jeff Foott / Hiker near waterfall and rainbow, Nevada Fall, Yosemite National Park, California

Kirkendall-Spring / Hiker crossing Newton Creek, Elk Meadows Trail, Mount Hood Wilderness. Oregon, USA, July 2014. Model released.

Colin Monteath / Climber near Pioneer Hut with Douglas Peak and Fox Glacier, Westland Tai Poutini National Park, New Zealand

Oriol Alamany / Hiker walking the Calanche de Piana, Corse-du-Sud, Corsica Island, France, Model released.

Oriol Alamany / Woman hiker sheltering from rain at the hermitage of Sant Aniol, Espai Natural Alta Garrotxa, Pyrenees, Catalonia, Spain. Model released

Konrad Wothe / Hikers climbing Mount Rainier, Washington, USA, August 2005, model released

Peter Cairns / 2020VISION / Family on nature walk at RSPB Forsinard Flows with flowering gorse bush in the foreground, Flow country, Caithness, Highland, Scotland, UK, June 2011

Matthew Maran / Hikers crossing a thin footbridge over a river. The West Coast Trail, Pacific Rim National Park, Vancouver Island, Canada, September 2010, model released

Matthew Maran / Hikers building up a fire in their cliff-overhang cave. The West Coast Trail, Pacific Rim National Park, Vancouver Island, Canada, September, Model released

Matthew Maran / Hikers talking as they warm themselves by a campfire on a beach. The West Coast Trail, Pacific Rim National Park, Vancouver Island, Canada, September 2010. Models released.

Matthew Maran / A hiker building a fire at his campsite. The West Coast Trail, Pacific Rim National Park, Vancouver Island, Canada, September 2010. Model released.