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Lava bed tree fossil (#51662277)
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 geologic hike hiker history lava lava bed lava flow Merrill Lake Unit moss mossy lichen Mount St. Helens Wildlife Area rock tree volcanic Washington