Graham Cave State Park, Archaeological state park in Montgomery County, Missouri.
Graham Cave features a natural entrance measuring 120 feet wide and 60 feet high, extending 100 feet into the limestone hillside along Interstate 70.
The cave contained Native American artifacts dating from 8,000 to 10,000 years ago, leading to its designation as a National Historical Landmark in 1961.
Archaeological excavations between 1949 and 1961 revealed spears, pottery, and evidence of ceremonies from different Native American groups through millennia.
The park provides basic and electric campsites with shower facilities from April through October, plus access to hiking trails and the Loutre River.
The 82-acre Graham Cave Glades Natural Area contains sandstone and dolomite formations supporting specific plant communities within the park boundaries.
Location: Montgomery County
Inception: 1964
Website: https://mostateparks.com/park/graham-cave-state-park
GPS coordinates: 38.90780,-91.57690
Latest update: March 10, 2025 22:35
Missouri features granite rocks, caves, and historic mills. The state presents natural springs, underground formations, and historic sites. The parks contain hiking trails along Missouri River, waterfalls, and geological structures. Historic buildings such as castle ruins and woolen mills complement the natural landscape.
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