Every hotel we have stayed in the US requires you to be 21 to check in and certainly with a 16 year old (unless as the poster said,you are both female) would absolutely not be allowed..If someone over 21 checked you in,it might be allowed but call the hotel and make sure.
Known by many as the St. Louis Arch or simply âThe Arch, this structure's actual name is the Gateway Arch. As part of the Jefferson National Expansion Memorial, the Gateway Arch stands as a monument to the westward expansion of the United States that occurred after Thomas Jefferson completed the Louisiana Purchase.
St. Louis ARCH symbolizationThe St. Louis arch symbolizes the gateway to the west. In the late 1800's and early 1900's, St. Louis was considered the west. Builders constructed the arch to symbolize St. Louis as the city of the west. back then, it was known as St. Louis being the west; the territory beyond was being explored by Louis and Clark at the time the arch was built. It took over 2 years to construct the arch, or otherwise called, the St. Louis Gateway.