Region
- United States 15 results
- Mississippi River 2 results
- Blackfoot River 1 results
- Europe 1 results
- Everglades National Park (Fla.) 1 results
- Florida 1 results
- Great Lakes (North America) 1 results
- India 1 results
- Kurdistan 1 results
- Mexico, Gulf of 1 results
- Middle East 1 results
- Mike Horse Mine 1 results
- Mike Horse Mine (Mont.) 1 results
- Mike Horse Mine Region 1 results
- Montana 1 results
- Texas 1 results
- Washington (State) 1 results
- Washington, Lake 1 results
- West Indies, French 1 results