newberry national monument, oregon, usa

above america american and ash beds block boulders brimstone butte central cliff clouds cone continental cordillera crater cumulus desert expanse extensive flow flows geology hike hiking land landscape lava lavafield molten monument national nature newberry north northwest northwestern number of open oregon outdoor outdoors overlook pacific panorama path plate plates portion recreation remote rocks sign states stone stream subduction such tectonic tectonics that towering trail travel trees tuff united volcanic volcanism volcano volcanoes west western wide wilderness zone