Gaines Group Architects
Gateway Arch

69. Gateway Arch #105architecturalinspirations

69. Gateway Arch¬†#105architecturalinspirations The Gateway Arch is a 630-foot monument in St. Louis, Missouri. The structure is clad in stainless steel and built-in the form of an inverted, weighted catenary arch. This is the world’s tallest arch in the Western Hemisphere....