am_170423_60158.jpg
Pluto's Cave, a 190,000 year old partially collapsed lava tube on the northern outskirts of Mount Shasta, California
- Copyright
- Alan Majchrowicz
- Image Size
- 5662x3750 / 10.9MB
- Keywords
- Contained in galleries
- California

am_170423_60158.jpg
Pluto's Cave, a 190,000 year old partially collapsed lava tube on the northern outskirts of Mount Shasta, California