Trek4Free
About Explore Trail Stories Events Challenges Listen Free Shop

Subway Cave - Lassen National Forest

🗺️ Google Maps 🍃 Organic Maps 🔗 Copy link

About this place

A free, self-guided lava tube on National Forest land near Old Station, California — one of the most accessible wild cave experiences in the US with zero admission fee. The Subway Cave formed roughly 20,000 years ago when a basalt flow from nearby Ha

State
California

More details

← Back to Explore ← Back to Caves in California ↩ Reset Map View ✏️ Suggest a correction
USGS Topo Good road labels

Nearby (≈ 5 miles)

Quick hits within ~8 km.

Subway Cave (entrance) feature • 1.7 km Hat Creek Rim Overlook trailhead • 1.9 km Subway Cave (exit) feature • 1.9 km PCT MUD LAKE trailhead • 2.5 km PCT Mud Lake trailhead • 2.6 km HAT CREEK campground • 3.6 km
Relief / Topo Great for terrain & contours

Weather (5-day)

Live Radar Windy embed (no sign-in)

Stay on the Trail

New campsites, trail finds, and outdoor events — delivered free.

No spam. No logins. Just trail updates.

© 2026 Trek4Free. All rights reserved.

Privacy Terms
Stay on the Trail

Events, trail finds & outdoor news — free.

No spam. No logins. Free forever.