Cactus Plain is a plain east of the Colorado River and Parker Valley, in La Paz County, western Arizona, United States. Geography Cactus Plain is a landform within the Lower Colorado River Valley. It is adjacent to Bouse Wash, which is on the south. The wash drains northwest-west into the Colorado River. Protected areas Recreation activities in both protected areas includes backpacking, day hiking, sightseeing, horseback riding, photography, and botanical and wildlife study. Cactus Plain Wilderness Study Area The Cactus Plain Wilderness Study Area protects the western two-thirds of the Cactus Plain, managed by the Bureau of Land Management (BLM). It is southeast of Parker, and north of Bouse. The wilderness study area is an immense open area of stabilized and semi-stabilized sand dunes, unique in western Arizona. Recreation activities include backpacking, day hiking, sightseeing, horseback riding, and botanical and wildlife study. East Cactus Plain Wilderness The East Cactus Plain Wilderness area protects the eastern third of the Cactus Plain, managed by the BLM. It is north of Bouse. It is predominantly a complex crescent dune, with dense dune–scrub vegetation, known only from this area in Arizona. The plant community is unique in its denseness and flora species diversity. See also List of LCRV Wilderness Areas (Colorado River) Protected areas of La Paz County, Arizona References External links Bureau of Land Management – BLM: Cactus Plain Wilderness Study Area Wilderness.net: East Cactus Plain Wilderness Plains of Arizona Landforms of La Paz County, Arizona Bureau of Land Management areas in Arizona Protected areas of La Paz County, Arizona Lower Colorado River Valley