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Old Maps of Big Sag, Montana for Metal Detecting

Plan your next treasure hunt with 7 historic maps of Big Sag. Find old homesites, ghost towns, trails, and gathering spots that may be lost to time — perfect for identifying promising metal detecting locations.

  • Locate forgotten sites: Uncover places like long-lost settlements, abandoned rail lines, or gathering spots.
  • Plan better hunts: Use map overlays combined with LiDAR or satellite views to narrow in on historically rich areas.
  • Made for detectorists: Thousands of hobbyists use these maps to discover relics, coins, and hidden history.

Use these historic maps to boost your research and find new opportunities beneath the surface of Big Sag.

Big Sag, MT maps

(7)
  1. 1890 Map of Fort Benton
    1890 Map of Fort Benton
    1890 Fort Benton
    1890 Print · USGS
    Covers Big Sag, including Fort Benton, Belt, and other nearby areas
  4. 1892 Map of Fort Benton
    1892 Map of Fort Benton
    1892 Fort Benton
    1892 Print · USGS
    Covers Big Sag, including Fort Benton, Belt, and other nearby areas
    2 unique versions available
  7. 1897 Map of Fort Benton
    1897 Map of Fort Benton
    1897 Fort Benton
    1897 Print · USGS
    Covers Big Sag, including Fort Benton, Belt, and other nearby areas
    4 unique versions available
  10. 1954 Map of Great Falls
    1954 Map of Great Falls
    1954 Great Falls
    1954 Print · USGS
    Covers Big Sag, including Great Falls, Fort Benton, and other nearby areas
    4 unique versions available
  13. 1957 Map of Great Falls
    1957 Map of Great Falls
    1957 Great Falls
    1957 Print · USGS
    Covers Big Sag, including Great Falls, Fort Benton, and other nearby areas
  16. 1979 Map of Big Sag
    1979 Map of Big Sag
    1979 Big Sag
    1979 Print · USGS
    Covers Big Sag, including Highwood, Chouteau County, and other nearby areas
  19. 1984 Map of Fort Benton
    1984 Map of Fort Benton
    1984 Fort Benton
    1984 Print · USGS
    Covers Big Sag, including Fort Benton, Geraldine, and other nearby areas
End of results
Showing maps 1-7 of 7

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Frequently asked questions

  • What are the different types of historical maps available for Big Sag?
  • What is the oldest map of Big Sag?
  • Where can I purchase historical maps of Big Sag for my home or office?
  • Where can I download high-res historical maps of Big Sag?
  • Are there historical topographic maps available for Big Sag?
  • Is there historical aerial imagery available for Big Sag?
  • Where are historical maps of Big Sag sourced from?

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