Approximate location — plotted from published sources, not a site visit, and not a guarantee of access.
Pleistocene basalt cinder cones and flows in Mojave National Preserve (Cinder Cones National Natural Landmark). Visitor focus is the signed Aiken Mine Road approach to a walk-in lava tube — a cool underground passage through solidified pahoehoe/a'a country amid dozens of dark cones north of Kelbaker Road.