Submerged tree in the Green Lake. The Green Lake orGrüner Seeis a lake in Austria that dries out almost completely during fall, is used as a county park in the winter and is famous for the underwater park which forms during the spring due to the snow
The Oneonta Gorge is in the Columbia River Gorge in the American state of Oregon. The U.S. Forest Service has designated it as a botanical area because of the unique aquatic and woodland plants that grow there. The basalt walls are home to a wide variety of ferns, mosses, hepatics and lichens, many of which grow only in the Columbia River Gorge.