Ansel Adams Wilderness

California · Wilderness Area

A 231,619-acre Sierra Nevada expanse spanning 3,500 to 13,157 feet, featuring the jagged Ritter Range, active glaciers, alpine lakes, and the San Joaquin River canyon. Visitors hike 349 miles of trail, including the John Muir/Pacific Crest Trail, near Thousand Island Lake.

Top trails

• Thousand Island Lake Loop via River and High Trails — 15.5 mi · 2,444 ft gain · 6h 24m · Loop
• Lillian Lake Loop — 11.7 mi · 2,241 ft gain · 5h 2m · Loop

Coordinates: 37.6412, -119.1984.

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