'Waldo Lake' is a lake in the Cascade Mountains of the U.S. state of Oregon. It is the second largest natural non-alkali lake in Oregon with more than 10 square miles (26 km) of water and a maxim... More on Wikipedia
Day Use Fee Area/Northwest Forest Pass. Formed by glaciers 10,000 years ago, Waldo Lake is one of the purest lakes in the world. The lake bottom ... More on Traveloregon.com

