This is the mapped route via...

This is the mapped route via...

This is the mapped route via Boulder-Grand Pass, by staying on the Thunder Lake Trail at the Thunder Lake/Lion Lake Junction. This junction is about 4.8 miles from the Thunder Lake Trailhead.

Mapped using National Geographic Quads.

Obtain USGS "Isolation Peak" Quad for most accurate map.
smudge
on Apr 20, 2003 6:15 pm
Image ID: 19736

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