Lake Poinsett State Recreation Area is nestled along the shores of one of South Dakota's largest lakes, located 14 miles northeast of Arlington off US Highway 81. Named after Joel Poinsett, the U.S. Secretary of War who championed early regional explorations in 1838, this scenic recreation area offers outstanding camping opportunities in the heart of the eastern South Dakota prairie. The park features 112 campsites across two campgrounds, with electrical and water hookups, 30-amp service, pull-through sites, and big rig-friendly access. Amenities include modern showers, flush toilets, picnic tables, grills, a dump station, boat launch, and firewood. Outdoor enthusiasts will find no shortage of activities: fishing, boating, kayaking, swimming, hiking, and disc golf are all available on-site, while a playground makes the park ideal for families with pets welcome too. A visitor center and museum showcases artifacts spanning prehistoric times through the late 1990s, adding a cultural dimension to any stay. Lake Poinsett Recreation Area delivers a well-rounded RV camping experience in South Dakota, combining waterfront recreation with comfortable facilities and rich regional history.