2n66 is a hiking, biking, and horse trail in San Bernardino County, California. It is within Silverwood Lake State Recreational Area and San Bernardino National Forest. It is 0.6 miles long and begins at 3,515 feet altitude. Traveling the entire trail is 1.3 miles with a total elevation gain of 549 feet. The Rio camp site is near the trailhead. There are also restrooms. Along the trail there is a water tank.
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