Johnny Cash

Historical marker location:

109 SW Front St, Walnut Ridge, Arkansas

( Marker is on SW Front Street south of West Elm Street, on the right when traveling south.)

Rock 'n Roll Highway 67.

The Crater of Diamonds State Park, located in Murfreesboro, Arkansas, is the only diamond-producing site in the world that is open to the public. Visitors to the park can search for diamonds and other gems in the park's 37.5-acre diamond field.