Old Maps of The Keyhole, Florida for Metal Detecting
Plan your next treasure hunt with 12 historic maps of The Keyhole. 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 The Keyhole.
The Keyhole, FL maps
(12)- 1948 Map of Soldier Key1948 Soldier Key1948 Print · USGSBiscayne Bay and the upper Florida Keys are captured here just after the war, showing the islands in their natural state. Maritime researchers can locate navigational aids and geographic landmarks like Soldier Key, the Ragged Keys, and a coastal Light.2 unique versions available
- 1956 Map of Soldier Key, 1957 Print1956 Soldier Key1957 Print · USGSBiscayne Bay and the upper Florida Keys appear here as a network of shoals and coral islands in the years following World War II. Boaters and maritime historians can trace the Intracoastal Waterway and locate landmarks like the Lookout Tower and Soldier Key.3 unique versions available
- 1956 Map of Miami, 1963 Print1956 Miami1963 Print · USGSSouthern Florida experiences post-war expansion in the 1950s, even as the wilderness remains dominant across the southern peninsula. Genealogists and historians can trace suburban growth in Opa-locka and Perrine or locate remote sites like the Tamiami Ranger Station.5 unique versions available
- 1958 Map of Miami1958 Miami1958 Print · USGSSoutheast Florida in the late fifties reveals a coastal boom held in balance with the wild sawgrass and mangroves of Everglades National Park. Trace the paths of the Florida East Coast RR through Homestead or locate the U S Marine Corps Air Station during the height of the Cold War.
- 1981 Map of Miami, 1982 Print1981 Miami1982 Print · USGSThe Miami metropolitan corridor and the vast marshlands of the interior are seen here in the early 1980s. Trace the reach of Florida's Turnpike and the Florida East Coast Railway past Opa-locka, Coral Gables, and the Miami International Airport.
- 1988 Map of Miami1988 Miami1988 Print · USGSSouth Florida in the late eighties shows the sharp edge between the growing urban Atlantic coast and the vast wetlands of Everglades National Park. Researchers can trace the path of the Tamiami Trail and locate coastal settlements like Ochopee or Chokoloskee.
- 1988 Map of Soldier Key1988 Soldier Key1988 Print · USGSCoastal Miami-Dade in the late eighties reveals a landscape of preservation and maritime navigation. Researchers can trace the layout of Islandia, locate navigation Lights, and explore island features like Boca Chita Key and the Ragged Keys.
- 2012 Map of Soldier Key, 2012 Print2012 Soldier Key2012 Print · USGSCovers The Keyhole, including Miami-Dade County, United States, and other nearby areas
- 2015 Map of Soldier Key, 2015 Print2015 Soldier Key2015 Print · USGSCovers The Keyhole, including Miami-Dade County, United States, and other nearby areas
- 2018 Map of Soldier Key, 2018 Print2018 Soldier Key2018 Print · USGSCovers The Keyhole, including Miami-Dade County, United States, and other nearby areas
- 2021 Map of Soldier Key, 2021 Print2021 Soldier Key2021 Print · USGSCovers The Keyhole, including Miami-Dade County, United States, and other nearby areas
- 2024 Map of Soldier Key, 2024 Print2024 Soldier Key2024 Print · USGSBiscayne Bay and the Atlantic coastline are shown in this modern survey of the northern Florida Keys. Trace maritime history through the Ragged Keys, Soldier Key, and the shoals of the Safety Valve and Featherbed Bank.
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Frequently asked questions
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