Mount Defiance (Oregon)
Mount Defiance is a peak near the Columbia River Gorge in the US state of Oregon. It rises to an elevation of in the Mark O. Hatfield Wilderness on the Mount Hood National Forest. The peak is in Hood River County, Oregon. The route up the mountain is often considered one of the hardest climbs in the Gorge; the trail gains in from the Starvation Creek Trailhead.
Mount Defiance is composed chiefly of lava flows. The base is basalt from an old shield volcano, and it is capped by andesite.
