Seventyfivemile Canyon viewed from Seventyfivemile Saddle on the Tanner Trail; the South Rim can be seen in the distance with its distinctive candy-stripe of Kaibab Limestone on Toroweap Formation on Coconino Sandstone, while the depths of the canyon show Tapeats Sandstone cliffs resting on reds and grays of the Grand Canyon Supergroup’s Dox Formation.