High Quality Content by WIKIPEDIA articles Gifford Pinchot National Forest is a U.S. National Forest located in southern Washington, USA. With an area of 1.37 million acres (5300 km2), it extends 116 km along the western slopes of Cascade Range from Mount Rainier National Park to the Columbia River. It includes the 110,000 acre (445 km2) Mount St. Helens National Volcanic Monument, established by Congress in 1982. In addition, Congressional action...