"The Gateway Arch" in St. Louis is hereby selected for and shall be known as the official state monument.
Mo. Rev. Stat. § 10.240
The Gateway Arch designated as the official state monument
Effective: 28 Aug 2021; (L. 2021 S.B. 72)
Official source: Missouri Revisor of Statutes. Reproduced from public-domain Missouri statutes; confirm against the official source for the current text. Not legal advice.