
Alta sits at the heart of an intensive mining landscape within the Wasatch National Forest, where the terrain is dominated by high-altitude peaks and a dense network of underground workings. By the mid-20th century, the era of heavy extraction is visible through the concentration of tunnels and claims such as the Wasatch Mine, Emma Tunnel, and Cardiff Mine. These industrial features follow the geological contours of the Reed and Benson Ridge and the deep cuts of Grizzly Gulch and Collins Gulch.
100 named features on this map. Tap any name to fly to it.
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6 editions found
1885 · Salt Lake
USGS Topo · 1:250,000
1925 · Ft. Douglas
USGS Topo · 1:125,000
1928 · Ft. Douglas
USGS Topo · 1:125,000
1948 · Timpanogos Cave
USGS Topo · 1:24,000
1948 · Orem
USGS Topo · 1:62,500
1948 · Aspen Grove
USGS Topo · 1:24,000
1950 · Aspen Grove
USGS Topo · 1:24,000
1950 · Timpanogos Cave
USGS Topo · 1:24,000
1951 · Lehi
USGS Topo · 1:24,000
1952 · Sugar House
USGS Topo · 1:24,000