Gateway Arch

<p>The Gateway Arch is a 630-foot-tall (192 m) <a href="/facts/Monument/p4Gs7ABC">monument</a> in <a href="/facts/St._Louis/22beLecX">St. Louis</a>, Missouri, United States. Clad in <a href="/facts/Stainless_steel/IDdo8bEx">stainless steel</a> and built in the form of a <a href="/facts/Weighted_catenary/h0ctAINp">weighted catenary</a> <a href="/facts/Catenary_arch/0Xw4G3TH">arch</a>, it is the world's tallest <a href="/facts/Arch/t9L51pqn">arch</a> and <a href="/facts/List_of_tallest_buildings_in_Missouri/qKv8pj6n">Missouri's tallest accessible structure</a>. Some sources consider it the tallest human-made monument in the <a href="/facts/Western_Hemisphere/g8YNNRQG">Western Hemisphere</a>. Built as a monument to the <a href="/facts/Westward_expansion_of_the_United_States/7NB9kvB5">westward expansion of the United States</a> and officially dedicated to "the American people", the Arch, commonly referred to as "The Gateway to the West", is a <a href="/facts/National_Historic_Landmark/gSl4aEdv">National Historic Landmark</a> in <a href="/facts/Gateway_Arch_National_Park/EytKD06Q">Gateway Arch National Park</a> and has become a popular tourist destination, as well as an internationally recognized symbol of <a href="/facts/St._Louis/22beLecX">St. Louis</a>.
</p><p>The Arch was designed by the <a href="/facts/Finnish-American/S0DUeChH">Finnish-American</a> architect <a href="/facts/Eero_Saarinen/9y4WKhEB">Eero Saarinen</a> in 1947, and construction began on February 12, 1963, and was completed on October 28, 1965, at an overall cost of $13 million (equivalent to $95.9 million in 2023). The monument opened to the public on June 10, 1967.
It is located at the 1764 site of the founding of St. Louis on the west bank of the <a href="/facts/Mississippi_River/RduarPzj">Mississippi River</a>.
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Gateway Arch open-in-new

Gateway Arch