Hike - Explore history of Cave Rock on East Shore of Lake Tahoe

[Mark McLaughlin, Tahoe Weekly]

The jutting promontory of Cave Rock on U.S. Route 50 between Zephyr Cove and Glenbrook, Nev., is a signature geologic feature that you see from nearly every vantage point on Lake Tahoe. 

This dramatic extrusion towering more than 300 feet above the surface of Big Blue is the eroded remnant of an ancient volcano that spewed hot lava into the Tahoe Basin 3 million years ago. 

Washoe Indians called it “dE’Ekwadapoc,” meaning gray rock, but by 1861 it bore the name Cave Rock for the shallow grottos hollowed out of the hardened magma by prehistoric high-water levels in the basin...

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