Lava bed tree fossil (#11972591)

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.

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