Tower River i Yellowstone National Park, USA (RM)

Echinus Gayser i Yellowstone National Park, USA (RM)

Clepsydra geyser i Yellowstone National Park, USA (RM)

Pink Cone Geyser i Yellowstone National Park, USA (RM)

Mammoth Hot Springs i Yellowstone National Park, USA (RM)

Mammoth Hot Springs i Yellowstone National Park, USA (RM)

Människa vid Yellowstone National Park. Wyoming. USA (RM)

Yellowstone lake, USA (RM)

Lover falls i Yellowstone nationalpark, USA (RM)

Lover falls i Yellowstone nationalpark, USA (RM)

Grotto Geyser i Yellowstone Nationalpark, USA (RM)

Vattenfall (RM)

Tower Falls i Wyoming, USA (RM)

Lower Falls i Yellowstonefloden, USA (RM)