How big is the swamp that the Stephen C Foster State Park is located in?
Okefenokee Swamp The Okefenokee Swamp is a shallow, 438,000 acre , peat-filled wetland straddling the Georgia–Florida line in the United States. A majority of the swamp is protected by the Okefenokee National Wildlife Refuge and the Okefenokee Wilderness. The Okefenokee Swamp is considered to be one of the Seven Natural Wonders of Georgia. The Okefenokee is the largest "blackwater" swamp in North America.
Southwest Boundary Dike Southwest Boundary Dike is a historic earthen dike located in Congaree National Park near Hopkins, Richland County, South Carolina. It was built by settlers in the Congaree Swamp to control the periodic flooding of the Congaree River and utilize the fertile swampland. The Southwest Boundary Dike measures approximately 3-to-4-foot high, and runs for approximately 650 feet, interrupted by a gut of water, and then continues for approximately 1,300 to 1,400 feet.