About 20,000 years ago, a crack opened in the Hat Creek Valley floor. A river of molten lava flowed 16 miles northward from this fissure, creating lava tubes. You can hike along the trail through Subway Cave.

General Information: About 20,000 years ago, a crack opened in the Hat Creek Valley floor. A river of molten lava flowed 16 miles northward from this fissure, creating lava tubes. You can hike along the trail through Subway Cave and experience the underground world of a lava tube. Subway is located in the town of Old Station, 1/4 mile north of junction highway 44/89. The floor is rough, so wear sturdy shoes and bring a jacket as the cave is a cool 46 degrees F. Bring a good lantern or flashlight as the cave is not lighted. Tours are offered during the summer season. Contact Hat Creek Ranger District at (530) 336-5521 for more information.

Directions: From Old Station, Subway is located in the town of Old Station, 1/4 mile north of junction highway 44/89. Contact Hat Creek Ranger District at (530) 336-5521 for more information.

Difficulty: Moderate/Strenuous

Visitor Information

Contact Wildernet