2 A few minutes before being engulfed in a shadow, the swirls of Navajo sandstone carved by the wind acquire the color of the setting sun.
The Second Wave, Coyote Buttes North, Arizona.
3 The light conditions in a slot canyon change rather quickly. A fleeting glimpse of a bright flash of light reminiscent of lightning appears only for a short time. The rich hues are produced naturally by the complicated structure of the canyon walls that absorb and reflect the sun light multiple times.
Lower Antelope Canyon near Page, Arizona.