Commercial Beginnings

Historical marker location:

187 Gateway Arch Trail, Saint Louis, Missouri

( Marker is on Gateway Arch Trail, on the left when traveling north.)

Jefferson National Expansion Memorial

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.