3238-46 South Grand Boulevard

Historical marker location:

3238 South Grand Boulevard, Saint Louis, Missouri

( Marker is on South Grand Boulevard south of Humphrey Street, on the left when traveling south.)

Built 1911

The state of Missouri is home to several unique natural landmarks, including the Elephant Rocks State Park, which features giant granite boulders that resemble a herd of elephants, and the Ha Ha Tonka State Park, which has natural bridges, caves, and a castle ruin.