Geography
Colorado
28 results
Michigan
24 results
Idaho
20 results
Montana
20 results
United States
20 results
Missouri
18 results
Wyoming
17 results
Arizona
14 results
Minnesota
12 results
Kansas
11 results
Middle West
11 results
Wisconsin
11 results
Earth (Planet)
9 results
Australia
8 results
Brazil
8 results
New Mexico
7 results
Russia (Federation)
7 results
Saudi Arabia
7 results
India
6 results
Mexico
6 results
North America
6 results
Texas
6 results
Canada
5 results
Illinois
5 results
Virginia
5 results
Western Australia
5 results
Baltic Shield
4 results
California
4 results
Clearwater County
4 results
Gilpin County
4 results
Gogebic County
4 results
Idaho Batholith (Idaho and Mont.)
4 results
Nevada
4 results
Shoshone County
4 results
South Dakota
4 results
British Columbia
3 results
Clear Creek County
3 results
Custer County
3 results
Egypt
3 results
Great Lakes Region (North America)
3 results
Marquette County
3 results
Massachusetts
3 results
New York (State)
3 results
North Atlantic Ocean Region
3 results
Park Range (Colo. and Wyo.)
3 results
Rocky Mountains Region
3 results
St. Francois Mountains
3 results
Superior, Lake
3 results
Tobacco Root Mountains
3 results
Upper Peninsula
3 results
more…