Antelope Canyon is a slot canyon (vary narrow canyon) in the American Southwest. It is located on Navajo land east of Page, Arizona. Antelope Canyon includes two separate, photogenic slot canyon sections, referred to individually as Upper Antelope Canyon or The Crack; and Antelope Canyon or The Corkscrew.

The Navajo name for Upper Antelope Canyon is Tsé bighánílíní, which means “the place where water runs through rocks.” Lower Antelope Canyon is Hazdistazí (advertised as “Hasdestwazi” by the Navajo Parks and Recreation Department), or “spiral rock arches.” Both are located within the LeChee Chapter of the Navajo Nation.

Antelope Canyon was formed by erosion of Navajo Sandstone, primarily due to flash flooding and secondarily due to other sub-aerial processes. Rainwater, especially during monsoon season, runs into the extensive basin above the slot canyon sections, picking up speed and sand as it rushes into the narrow passageways. Over time the…