Volcanoes in Oregon

This lava tube cave was once a Cold War fallout shelter.

This spectacular fault escarpment, a popular hang-glider launch point, extends some 30 miles long and towers about 2,500 feet over the valley floors to the west.

Atop an active stratovolcano, two lakes separated by a narrow strip of land.

This great stone guardian of the forest is a relic from the land's volatile volcanic past.

A rugged lava field dotted with molds of the ancient pines that were growing when the volcano erupted.

Formerly secret, precariously perched boulders.

A volcanic fissure over two miles long and up to 70 feet deep.

This extinct shield volcano is the lightning rod of the Cascades.