ASC operates two centers. Francis Beidler Forest in Four Holes Swamp is a 17,000-acre wildlife sanctuary featuring a 1-3/4 mile boardwalk through an old-growth cypress-tupelo swamp. Open Tues-Sun (closed Mon. & some holidays; admission fee). Silver Bluff along the Savannah River has 3,154 acres of upland pine forest, hardwood bottomlands, fields, lakes and streams with a checklist of over 200 species, including Wood Storks! Ed. programming and tours. Images © FBF, 2006-2015.