Bryce Canyon, Bryce Canyon National Park, Utah, hoodoos, red rock, canyons

IGUAZU FALLS, Argentina 104 . Devil's Throat. This image of moonlight on the falls was very difficult to take due to heavy spray and the long exposure needed for a night shot. The thundering sound of water crashing over Devil's Throat seems intensified at night. This unique image can only be shot on rare nights when it is clear and the moon is full.

IGUAZU FALLS, Argentina 107. Upper loop