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Geology

Events for July 1, 2026

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city of chandler

City of Chandler: Lava River Cave

Chandler Nature Center 4050 E. Chandler Heights Rd., Chandler

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...

$71 – $96

red rock state park

Arizona State Parks and Trails: Daily Guided Nature Hikes at Red Rock

Red Rock State Park 4050 Red Rock Loop Rd., Sedona

Every morning, a volunteer naturalist leads a guided nature walk informing visitors about the different life zones of Red Rock State Park. The subjects discussed on this walk may include...

Free with Park Fee

montezuma castle national monument

National Park Service: Ranger Talk

Montezuma Castle National Monument Montezuma Castle Rd., Camp Verde

Learn about Montezuma Castle with a Ranger talk. Meet at the amphitheater seating are, located 100 yards from the visitor center along the loop trail. Ages 6+

Free with Park Fee

grand canyon national park service

National Park Service: Geology Talk | Ranger Talk

Grand Canyon National Park - South Rim Grand Canyon

Enhance your afternoon with quick insights into the geologic story of Grand Canyon at our "Geology Talk" ranger program. Meet in front of Yavapai Geology Museum. Learn how this immense canyon formed and...

Free with Park Fee