February 12 2018 Alexa Good Morning (Gateway Arch)
Alexa Good Morning! Good morning! Fifty-five years ago today, construction began on the tallest arch in the world, the Gateway Arch in St. Louis. As it was built, if either leg had been off by just one-sixty-fourth of an inch, the two sides of the arch wouldn't have met, and a tiny error would've turned monumental. Gateway Artch Worksheet