Explore the UNESCO World Heritage Sites of the resort town of Sintra. Accompanied by an expert guide, visit Quinta da Regaleira, a spectacular, early-20th-century royal residence. Admire the Gothic façade, and discover the enchanting gardens, with hidden tunnels and concealed symbolism. End with a relaxing High-Tea at Lawrence's restaurant, located inside the distinguished Lawrence's Hotel. Opened in 1764, it is reputedly the oldest hotel still in operation, and counts Lord Byron, former U.S. President Bill Clinton, and former U.K. Prime Minister Margaret Thatcher among its guests.