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
D'Aguilar Range is covered by a protected parkland called the Brisbane Forest Park. Mountains in the range include Camp Mountain, Mount Nebo, Mount Pleasant, Mount Glorious, Mount Samson and Mount Mee. Directly to the south in the west of Brisbane is the Taylor Range, sometimes considered an eastern spur of the D'Aguilar Range. Further north, highly visible from the D'Aguilar Ranges, are the Glass House Mountains. Mount D'Aguilar at 750 m above sea level is the second highest peak in the range. The highest point is Tenison Woods Mountain at 770 m. This peak is not distinct and is not marked on