
Ritter Range peaks dominate this high-altitude landscape within the Ansel Adams Wilderness, a region defined by its glacial basins and prominent summits. The 1990s terrain is marked by a concentration of alpine water bodies, including the expansive Thousand Island Lake and Garnet Lake, which feed the headwaters of the San Joaquin River and Rush Creek. This survey captures the path of the John Muir Trail and the Pacific Crest National Scenic Trail as they navigate through Island Pass and past the eastern flanks of Banner Peak. A notable remnant of extractive activity, the Minaret Mine, sits on the slopes of Volcanic Ridge, contrasting with the surrounding Sierra National Forest and Inyo National Forest. The map provides a detailed view of the complex topography between Mt Ritter and the jagged Minaret Lake basin.
57 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1901 · Mt. Lyell
USGS Topo · 1:125,000
1947 · Mariposa
USGS Topo · 1:250,000
1948 · Mariposa
USGS Topo · 1:250,000
1953 · Merced Peak
USGS Topo · 1:62,500
1953 · Mono Craters
USGS Topo · 1:62,500
1953 · Devils Postpile
USGS Topo · 1:62,500
1956 · Tuolumne Meadows
USGS Topo · 1:62,500
1957 · Mariposa
USGS Topo · 1:250,000
1963 · Mariposa
USGS Topo · 1:250,000
1976 · Yosemite Valley
USGS Topo · 1:100,000