Southern Oregon, United States
Southern Oregon (roughly the southwestern and southcental area of the state, excluding the coast) is physically a jumble of mountains and river valleys, including the magnificent Rogue River and the less well known but magical Umpqua. The 1,943-foot-deep and intensely blue Crater Lake is in the caldera formed when Mount Mazama erupted and caved in on itself 6,600 years ago; it's Oregon's only nati More...