Evidence of blocks of rock sloughing off the walls of Phoenix Canyon. The large X , the snake-like pattern below it, and the + pattern to its left, almost look like hieroglyphics although formed by natural processes. Curiously, thesloughed off area
4/10/2019 1:26:14 PM
Date: 20140919T182837Z
Credit: NOAA OKEANOS EXPLORER Program; Our Deepwater Backyard