City of Chandler: Lava River Cave
Explore the mile-long, wave-like lava tube cave in Flagstaff, Arizona. Formed roughly 700,000 years ago by molten rock, the cave presents a chance to unearth nature’s creativity and learn firsthand how volcanic heat causes rock to partially liquefy and drip.
Transportation included, bring a sack lunch or enjoy an independent lunch in Flagstaff.
Activity Level: Moderate
Distance: 1 mile | Elevation Change: 3 feet
Meet in Chandler Nature Center Bus Loop
Ages 18+
- Date Custom 07/01/2026
- Allowed Ages Ages 18+
- Audience Adults
- Genre Field Sciences
- Type Field Trip/Outdoor Activity, Tour/Walk