Mount Massive Mount Massive Mount Massive is the second-highest summit of the Rocky Mountains of North America and the U.S. state of Colorado. The prominent fourteener of the Sawatch Range is located in the Mount Massive Wilderness of San Isabel National Forest, west-southwest (bearing 247°) of the City of Leadville in Lake County, Colorado, United States. Mount Massive edges out the third-highest summit of the Rockies, Mount Harvard, by , but falls short of Mount Elbert by . It ranks as the third-highest peak in the contiguous United States after Mount Whitney and Mount Elbert. Mount Massive was first surveyed and climbed
Mount Jefferson (Nevada) Mount Jefferson (Nevada) Mount Jefferson is the highest mountain in both the Toquima Range and Nye County in Nevada, United States. It is the sixth highest mountain in the state. As the high point of a range which is well separated from other ranges by low basins, Mount Jefferson has a high topographic prominence of . This makes it the most prominent peak in Nye County and the third most prominent peak in Nevada (after Charleston Peak and Wheeler Peak). For similar reasons, it is also the highest mountain for over 90 miles in all directions. It is located about