South Beach's Art Deco Historic District continues to draw tourists, and walking tours are surging in popularity, according to the Greater Miami Convention & Visitors Bureau. Visitors can delve into the architectural history of the area and learn about the unique design elements that define this iconic neighborhood. The Miami Design Preservation League (MDPL) explains that Art Deco architecture, with its geometric shapes, pastel colors, and stylized ornamentation, emerged in the 1920s and 1930s.