First light on Three Brothers, Yosemite National Park, California, USA

First light on Three Brothers, Yosemite National Park, California, USA

Glacial blue on Hokitika Gorge, South Island, New Zealand

Glacial blue on Hokitika Gorge, South Island, New Zealand

Glacial green in the woods, Badersee / Germany

Glacial green in the woods, Badersee / Germany

Beam of light in Waitomo Caves, New Zealand

Beam of light in Waitomo Caves, New Zealand

Beautiful rare moment of clear skies in the Rwenzori Mountains, Uganda

Beautiful rare moment of clear skies in the Rwenzori Mountains, Uganda

Gocta waterfall near Chachapoyas in Amazonas, northern Peru

Gocta waterfall near Chachapoyas in Amazonas, northern Peru

A hamlet of houses in front of Jirishanca, Huayhuash Trek, Peru

A hamlet of houses in front of Jirishanca, Huayhuash Trek, Peru

Hun Nal Ye Ecological Reserve in Alta Verapaz, Guatemala

Hun Nal Ye Ecological Reserve in Alta Verapaz, Guatemala

The steep walls of Doubtful Sound, South Island, New Zealand

The steep walls of Doubtful Sound, South Island, New Zealand

Tine de Conflens waterfall in Canton du Vaud, Switzerland

Tine de Conflens waterfall in Canton du Vaud, Switzerland