Approximate location — plotted from published sources, not a site visit, and not a guarantee of access.
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.