• Looking up at the Gateway Arch

    Jefferson

    National Expansion Memorial Missouri

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  • Summer Hours

    Extended Summer Hours for Jefferson National Expansion Memorial starting Memorial Day weekend, Saturday, May 25, 2013, through Labor Day, September 2, 2013, the Gateway Arch hours are 8:00 a.m. to 10:00 p.m. More »

National Park Week

 

Did You Know?

Cast iron fence outside the Old Courthouse, part of the Jefferson National Expansion Memorial

During the 19th Century St. Louis was the premier ironwork city. After the great fire, many of its buildings were made using iron framework topped off by beautiful iron ornamentation. Jefferson National Expansion Memorial showcases St. Louis architecture in the Old Courthouse. More...