Location: Travertine Nature Center, Chickasaw National Recreation Area, Sulphur (c.a. 90 mi. south of OKC).
From I-35, take Exit 55 to SH 7, turn left (east onto SH7, continue to intersection with US 177 (c.a. 10 mi), turn right (south) onto US 177, continue through park (c.a. 1 mi), turn left (east) onto southeast perimeter road, continue to Nature Center parking lot (c.a. 2 mi). (Alternatively, after turning south onto US 177, continue 1/4 mi, turn left at directional sign for "Nature Center," continue through low-water crossing to parking lot.)
