The Old Courthouse at Gateway Arch National Park is undergoing renovations as part of the $380-million CityArchRiver project, which is the largest public-private partnership in the history of the National Park Service. It is closed to all visitors. More
The architecture of the Arch is one of its most interesting aspects. Learn more about the materials and techniques used in the construction of the Arch in a detailed account by J.E.N. Jensen, Associate Director of the National Park Service. Equally fascinating is the story of the Arch's architect, Eero Saarinen as well as the mathematical equation used to create the catenary curve shape of the Arch.
