Erosion on the slopes of a volcano near Ankisabe, Madagascar

Unknown Place, Snowy Mountains

South-East Kazakhstan

Sunset over the misty Twelve Apostles, Australia

Jiuzhaigou Valley, Autumn 2012, China

Jagged cliff in The Apostle Islands located in Lake Superior, Wisconsin

Pearl Shoal Waterfall - Jiuzhaigou, China

Fall - Stowe, VT

Fjallabak, Iceland

Five dead trees in front of a massive sanddune

Las Lajas Cathedral, Colombia

Sherbrooke Lake, Yoho National Park, Canada

Green Mountains, China