Sunrise on the Grands Tetons and the Snake River

The bottom of the Grand Canyon of the Yellowstone

Grand Canyon of the Yellowstone

Colours contrast on the shore of a hot spring

Hot spring (detail)

Hot spring

Red and yellow (Grand Tetons National Park, Wyoming)

Autumn carpet (Grand Tetons National Park, Wyoming)

The shore of String Lake (Grand Tetons National Park, Wyoming)

Mount Moran and the river Snake at Oxbow Bend

Oxbow Bend

Bisons and horses at the foot of Mount Moran

Death and resurrection (Grand Tetons National Park, Wyoming)

Colourful marsh

Thunderstorm on the Grand Canyon of the Yellowstone

The guard

Vapors

The three brothers (Yellowstone National Park, Wyoming)

Grand Prismatic

Emerald spring

Grand Prismatic

No smoking

The white socks (Yellowstone National Park, Wyoming)

Trees poisoned by underground water

Pin grillé.. untranslatable… toasted bread (pain) and toasted pine (pin)

The king and its court

Tourists and smoke

Sunrise on the Madison River (Yellowstone National Park, Wyoming)

The king and its court (Yellowstone National Park)

Upper Falls of the Grand Canyon of the Yellowstone