Each state has its own Historical Marker Program. They decide which historical places should be marked. The roadside signs are funded by taxpayer dollars.
Sully Historic Site was created in 1799.
Wormsloe Historic Site was created in 1973.
The address of the Historic Halifax State Historic Site is: , Halifax, NC 27839
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Slater Mill Historic Site was created in 1793.
Deutschheim State Historic Site was created in 1978.
Olana State Historic Site was created in 1872.
Steamtown National Historic Site was created in 1995.
Mastodon State Historic Site was created in 1980.
Towosahgy State Historic Site was created in 1967.
Lorenzo State Historic Site was created in 1809.
Koreshan State Historic Site was created in 1961.