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Gateway Arch
Gateway Arch is America’s tallest memorial (height of 630 feet). It is also the tallest arch in the world. At its base, it is just as wide as it is tall. The construction began on February 12, 1963, and was completed on October 28, 1965. On June 10, 1967, it was opened to the public. It was designed by Finnish-American architect Eero Saarinen in 1947. In 1987, the arch was listed as a...