Three Sisters Trail is a hiking, biking, and horse trail in Siskiyou County and Modoc County, California. It is within Modoc National Forest, Lava Beds Wilderness, and Lava Beds National Monument. It is 7.2 miles long and begins at 4,631 feet altitude. Traveling the entire trail is 7.5 miles with a total elevation gain of 361 feet. Near the trailhead there are waste baskets, drinking waters, and restrooms.
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