There’s hardly a more recognizable landmark in the Midwest than the Gateway Arch in St. Louis, a monument honoring Thomas Jefferson and his ideas for America’s westward expansion. Reaching 630 ...
We took a trip to St. Louis’ Gateway Arch — the tallest man-made monument in the US. The arch is 630 feet high and its foundations are about 60 feet deep. It's made of 142 stainless steel ...