Point d'eau

Source - Old faithful - Yellowstone National Park - Wyoming -USA

Rafraîchissement

Lac Taggart et grand teton - Grand teton National Park - Wyoming - USA

Source chaude

Geyser de source - Yellowstone National Park - Wyoming - USA

Comme de la neige

Concrétion calcaire - Mammoth hot Springs - Yellowstone National Park - Wyoming - USA

70°C

Grand Prismatic - Yellowstone national Park - Wyoming - USA

De trop près

Bison - Lamar Valley - Yellowstone National Park - Wyoming - USA 

Welcome in the US

 Mormon Row - Grand teton National Park - Wyoming - USA