Onondaga Cave, Missouri

Stormy skies in Dublin, VA

The Karavanks as seen from Zell - Austria

Fall in Matanuska Glacier

Marina Bay Sands, Singapore

Little house on a lake, France

Marble Caves in Chile

Gothic Pass near Crested Butte, CO

Hang son doong, Vietnam

Mustard Plant Flowers in Napa Valley

Darvaza gas crater, Turkmenistan

Tarn at Leaves, Cumbria

A bear on the bank of the Geizernaya (geyser) river. Russia, Kamchatka