The Gateway Arch, also known as the Gateway to the West, is a monument that commemorates the westward expansion of the United States. Designed by renowned architect Eero Saarinen, this stainless steel structure stands an impressive 630 feet tall, making it the tallest arch in the world. Its sleek, modern design and awe-inspiring presence make it an architectural masterpiece that has captivated visitors since its completion in 1965. The arch...