Embark on a captivating tour of St. Louis’s architectural gems, starting with the iconic Gateway Arch, the tallest monument in the U.S. and the world’s tallest arch. Nearby, the Basilica of Saint Louis, King of France (Old Cathedral), dazzles with its Greek Revival architecture. Just a short walk away, the Old Courthouse combines stunning architecture with rich history. Admire the pioneering Wainwright Building, an early skyscraper that marked a turning point in architectural design. Explore the Old Post Office, a splendid example of the 2nd Empire style, featuring a museum and bookstore. St. Louis City Hall offers a journey through its impressive interiors, adorned with marble and gold. The tour concludes at the Campbell House Museum, providing a glimpse into 19th-century life in St. Louis. Each site offers a unique perspective on the city’s architectural and historical splendor, making for an unforgettable experience.