There’s hardly a more recognizable landmark in the Midwest than the Gateway Arch in St. Louis ... 630 feet tall and 630 feet wide. Since you’re not always looking at the arch straight on ...
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 ...