Mammoth Cave National Park was established as a national park on 1 July 1941.
In 1941.
Yes since 1941.
On 1 July 1941.
On 1 July 1941.
Mammoth Cave National Park was established as a national park on 1 July 1941.
On 1 July 1941.
On 1 July 1941.
In 1941.
Yes, it is in Mammoth Cave National Park.
It was FDR.
Mammoth Cave National Park was established as a national park on 1 July 1941.