Big Dismal Sink
| water, sinkhole
USA /
Florida /
Woodville /
World
/ USA
/ Florida
/ Woodville
World / United States / Florida
water, sinkhole

Well over 100' deep, with steep sides and no ledges. Submerged tunnels connect with other local sinks. Part of Leon Sinks Geological Area.
Nearby cities:
Coordinates: 30°18'56"N 84°21'5"W
- Kingsley Lake 228 km
- Carlton Lake 355 km
- sinkhole 359 km
- Blue Hole 881 km
- The Sinks of Indian Creek 894 km
- Sinkhole 898 km
- Church Hill Tunnel (sealed, unsafe!) 1027 km
- Pipe Creek Junior Limestone Quarry 1137 km
- Large Hole 1187 km
- Dean's Blue Hole 1232 km
- Leon Sinks Geological Area 0.8 km
- Leon Sinks parking area and trailhead 1 km
- Gremlin Sink 1.6 km
- Karst Windows trailhead 2 km
- Crawfordville Road and Wakulla Springs Road Junction 5.4 km
- Electrical Sub-station 5.7 km
- Lake Munson 7.3 km
- Cell Tower Site 7.8 km
- Woodville, Florida 8 km
- Wakulla County, Florida 21 km