Appalachian Trail, Smoky Mountains, Tennessee

Erosion on the slopes of a volcano near Ankisabe, Madagascar

Villetta Barrea, Abruzzo, Italy

Baishui River, Lijiang; Yunnan Province, China

Natural Spring, Central FL, US

Sunset on Westing beach, Unst, Shetland, UK

Torres del Paine Park, Argentina

Oasis with lake in the Libyan Desert

Jasper National Park

Cloud Bank Rolling Over Grand Tetons by Monika

Lake Retba, Senegal

Rice Paddy Terraces - Indonesia

Wildflowers of Alaska