Squaretop Mountain reflected in the Green River Lakes. Squaretop Mountain lies at the headwaters of the Green River, the Green River Lakes in the Wind River Mountain Range in Wyoming. The trailhead is approximately 52 miles from the town of Cora. The Green River is one of the main tributaries of the Colorado River, a 1,450-mile-long river that drains parts of 7 western states including Wyoming, Utah, Colorado, Nevada, New Mexico, Arizona, and California.
See more images from the Colorado River watershed.