Harrison Lake, Harrison Hot Springs, British Columbia, Canada, North America

Pavey Ark and Harrison Stickle in the Langdale Valley, Lake District National Park, Cumbria, England, United Kingdom, Europe

Pavey Ark and Harrison Stickle in the Langdale Valley, Lake District National Park, Cumbria, England, United Kingdom, Europe

Aerial view Summersville Lake, WV at low water levels

Scenic view of Lillooet Lake at sunset in Coast Mountain Range, British Columbia, Canada

Progress Energy's Lake Julian Power Plant and its new scrubber stack in South Asheville, NC.

Aerial view of coal-fired power plant in Asheville, NC

Lydia McDonald explores via sea kayak the large sandstone cliffs that line Summersville Lake near Fayetteville, WV

The Inconnu Lodge's DeHavilland Beaver floatplane takes off from McEvoy Lake in Canada's Yukon Territory.

Aerial view of coal-fired power plant in Asheville, NC

NC Forestry Service helicopter dips its bucket into Lake Julian while fighting a fire near Arden, NC.

Dean Ganslein along with his dog, Blue, paddles a sea kayak on the clear waters of Lake Jocassee, SC.

1941 Stearman biplane flying over Summersville Lake near Fayetteville, WV

Male water skier backlit by the sun.