The Poplar Bluff Ranger District, headquartered in Poplar Bluff, contains 150,000 acres open to the public for hiking, camping, hunting, bird watching, bike riding and canoeing. The Poplar Bluff Ranger District manages several developed recreation a reas: Pinewoods Lake is one mile west of Ellsinore, Missouri on Highway 60. Camping, picnicking and fishing are permitted here. Markam Springs Recreation Area, located three miles west of Williamsville, Missouri on State Route 49, is a concession operated area providing hiking, camping, picnicking and boat access to Black River. The newest Recreation Area in the Poplar Bluff Ranger District is the Hendrickson Boat Launch and Trailhead. Located ten miles north of Poplar Bluff on Highway 67, this facility provides boat access to the river pools near the Williamsville Stone Plant.