Mt. St. Helens
Elevation: 8,364 ft (2,550 m)
Location: Washington, USA
Range: Cascades
Coordinates: 46°11′28″N, 122°11′39″W
Topo map: USGS Mount St. Helens
Type: Active stratovolcano, otherwise known as composite volcano
Age of rock: < 40,000 yrs
Last eruption: 2004-2006 (ongoing)
First ascent: 1853 by Thomas J. Dryer
Easiest route: Hike via south slope