- Area: 452 square miles
- Population: 33,081 (2000 census)
- Persons/Sq. Mile: 73.2
- % Karst Terrane: approx. 30%
- Number of Reported Caves: 176
- Surveyed Cave Passage: 13 miles
- Longest Cave: 10,860 feet
- Average Length: 394 feet
- Deepest Cave: 413 feet
Major Karst Development Areas:
- ??? Valley
- ??? Mountain
Karstic Formations and Map Symbols:
- Undivided Ordovician - Ou
- Honaker - Cnhk
- Elbrook - Ce
Detailed Map - Click to View:
View the embedded image gallery online at:
https://www.virginiacaves.org/smyth-county-virginia#sigProId80be6205a8
https://www.virginiacaves.org/smyth-county-virginia#sigProId80be6205a8