Black Canyon of the Colorado the Nevada side of the canyon is the Sauna Cave. This cave was drilled by miners working on Hoover Dam while it was being constructed. It is a deep cave with calcium carbonate crystals on the walls. At the end of the cave is a hot spring, which causes temperatures in the cave to reach . One prominent canyon that splits from this canyon south of the Hoover Dam is Boy Scout Canyon. Boy Scout Canyon has water running through it that is warmed from a geothermal source. On the Arizona side of the river, there are several large hot
The Church of Jesus Christ of Latter-day Saints in Arizona Spring, Beaver Dam and neighboring Littlefield, and Lee's Ferry, all in the area between the Utah border and the Grand Canyon known as the Arizona Strip. The first effort at large-scale LDS colonization came in March 1873 when a group of Latter-day Saints was sent from Utah to the Little Colorado River drainage under the direction of Horton D. Height. The colonizers turned back, discouraged by the poor prospects, but a few returned the following year and began farming among the Native Americans at Moencopi. Local hostilities forced the colonists to leave again after a month. A year later, James