
Three Sisters Wilderness
Volcanic peaks, obsidian flows, and 260+ alpine lakes in central Oregon's premier wilderness.
Where on earth
Satellite imagery flying in from a world view to Three Sisters Wilderness, United States.
- Region
- Oregon, USA
- Country
- United States
- Biome
- Cascade volcanic (1,600–3,150 m)
- Best season
- Late July – September
- Difficulty
- moderate
Known for
- Backpacking
- Hiking
- Climbing
Key takeaways
- Biome: Cascade volcanic (1,600–3,150 m)
- Best season: Late July – September
- Difficulty: moderate
- Top activity: backpacking
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Topic summary
Volcanic peaks, obsidian flows, and 260+ alpine lakes in central Oregon's premier wilderness.
Key takeaways
- Difficulty: moderate
- Best season: Late July – September
Intended uses
backpacking
Climate suitability
Cascade volcanic (1,600–3,150 m)
Verification notes
Last verified January 1, 1970.
Region
United States
Biome
Cascade volcanic (1,600–3,150 m)
Difficulty
moderate










