St. Augustine is a city located in Florida, known for being the oldest continuously inhabited European-established settlement in the continental United States. Founded by the Spanish in 1565, it features a rich history and a blend of cultures, including Spanish, British, and Native American influences. The city is famous for its historic architecture, including the Castillo de San Marcos, a 17th-century fortress. Visitors to St. Augustine can explore various attractions, such as the Lightner Museum, which showcases art and antiques, and the Fountain of Youth Archaeological Park, which celebrates the legend of Ponce de León. The city's charming streets and vibrant atmosphere make it a popular destination for tourists.