schonchin butte cinder cone in evening light, lava beds national monument, northern california

america american ash bed beds block boulders brimstone butte california central cinder cliff clouds cone continental cordillera county crater cumulus desert environment evening expanse extensive flow flows geology land landscape lava lavafield light modoc molten monument national natural nature north northern number of open outdoor outdoors path plate plates portion recreation remote rocks sagebrush schonchin shrubs sign states stone stream subduction tectonic tectonics towering trail travel trees tuff united vegetation volcanic volcanism volcano volcanoes west western wide wild wilderness