Northern States Ride 2016

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On May 18, 1980, the cataclysmic eruption of Mount St. Helens reduced the elevation of the summit from 2950 m (9677 ft) to 2549 m (8363 ft), as the northern flank of the mountain collapsed, uncapping the volcanic vent, the blast left a huge asymmetric 1.6 km (1 mile) wide crater.

All images copyright © 2016 F.W. Vollmer and may not be used without permission.