Lava bed tree fossil (#36171384)

A lava bed holds the signs from an ancient forest that once was here, where trees were surrounded by lava and left to rot away leaving these holes and tree fossil markings. Mount St. Helens Wildlife Area, Washington.

bark   fossil   geologic   history   lava   lava bed   lava flow   Merrill Lake Unit   moss   mossy lichen   Mount St. Helens Wildlife Area   rock   tree   tree bark   volcanic   Washington