Chase Dekker / Waterfall at sunset, Seljalandsfoss Waterfall, Iceland

Chase Dekker / Waterfall at sunset, Seljalandsfoss Waterfall, Iceland

Chase Dekker / Godafoss Waterfall, Iceland

Chase Dekker / Swiss Alps reflecting in Lake Bachalpsee, Grindelwald, Switzerland

Hiroya Minakuchi / Sand dunes at sunrise, Namib Desert, Namibia

Hiroya Minakuchi / Canoeing on Kinabatangan River, Sabah, Borneo, Malaysia

Hiroya Minakuchi / Rainforest along river, Kinabatangan River, Malaysia

Heike Odermatt / Coastal mountains, Heclahamna, Sorgfjorden, Svalbard, Norway

Hiroya Minakuchi / Sand dunes at sunrise, Namib Desert, Namibia

Tim Fitzharris / Rainbow over Cochetopa Hills, Rio Grande National Forest, Colorado

Tim Fitzharris / Mountains at sunrise, Owens Valley, Sierra Nevada, California