The Gateway Arch is a metal structure in St. Louis, Missouri that stands 630 feet. A tram allows people to go to the top of it. Each year, about 4 million people visit the Gateway Arch. It cost about $13 million to make the arch and over $3 million to make the transportation system.
References[change | change source]
- "Gateway Arch Riverfront". Gateway Arch Riverfront. http://www.gatewayarch.com/Arch/info/arch.fact.aspx. Retrieved 2009-11-16.