Geology

Big Tubes Area

Cibola County, NM

Coordinate verified

NPS day-use trailhead on El Malpais National Monument’s Bandera lava flow: cairned figure-8 route (~2 mi) across rough ‘a‘ā to lava bridges, collapsed tubes, Big Skylight, and Giant Ice Cave entrances. Free caving permits required to enter tubes; surface hike alone showcases classic Malpais volcanics.

Field facts

RegionCibola County, NM
Coordinates34.9446, -108.1069
Trail~2 mi cairned figure-8 (strenuous lava)
FeaturesLava bridges, Big Skylight, Giant Ice Cave
AccessCR 42 + NPS 300 (high-clearance / 4WD recommended)
FeeFree monument entry; free cave permit for tube entry
Managing agencyNational Park Service (El Malpais NM)

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Public recreation data — BLM & Recreation.gov (RIDB). Verify current access, fees, and seasonal closures before traveling.

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Plan ahead. Leave no trace. Verify current access before traveling.