St. Louis has a look that’s all its own. Red brick, cobblestone streets, terra cotta friezes and stained glass are part of the tapestry of St. Louis’ amazing architectural heritage. Historic homes, impressive public buildings, ultra contemporary structures and the stainless steel architectural wonder known as the Gateway Arch provide an interesting mix of materials and style to the urban landscape. Historic buildings are all around in the Gateway city. On your second day in St. Louis, be sure to check out these architectural wonders.