Caves
US - Flathead County
| Name | Length | Depth |
|---|---|---|
| Silvertip System Entrance #1 | 9 km | 321 m |
| Silvertip System Entrance #2 | 9 km | 321 m |
| Silvertip System Entrance #3 | 9 km | 321 m |
| Silvertip System Entrance #4 | 9 km | 321 m |
| Silvertip System Entrance #5 | 9 km | 321 m |
| Silvertip System Entrance #6 | 9 km | 321 m |
| Silvertip System Entrance #7 | 9 km | 321 m |
| Tears of the Turtle Cave | 2 km | 568 m |
| Double Date Cave | 2 km | 177 m |
| Virgil The Turtle's Great House Cave | 1 km | 483 m |
| Tickle Me Turtle Cave #3 | 1 km | 313 m |
| Limestone Cave | 1 km | 27 m |
| Tickle Me Turtle Cave Entrance #1 | 583 m | 94 m |
| Tickle Me Turtle Cave Entrance #2 | 583 m | 0 m |
| Spotted Bear Lookout Cave | 127 m | 31 m |
| Ruthless 47 Cave | 0 m |