1. Royal Alcázar of Seville: Skip-the-Line Ticket
Originally developed as a fort for the Cordoban governors of Seville in 913, the Royal Alcázar of Seville is an amazing fusion of Christian and Moorish architecture. It was declared a UNESCO World Heritage Site in 1987, and it has been renovated numerous times over the 11 centuries since its creation. Learn about how the Christian king Fernando III moved into the Alcázar when he captured Seville in 1248 and how several monarchs used the palace as their main residence. Also, discover the Alcázar's role as a filming location for the Game of Thrones TV series.