A former capital in ancient times, Ayutthaya boasts some of the historically most important temples outside the capital. The ancient ruins of Ayutthaya feature a range of architectural styles including Khmer and Burmese influence, while some of the less ancient structures display aspects of Western influence. Some of the important temples in the area include Wat Phra Si San Phet, Wat Chaiwatthanaram, and Wat Yai Chai Mongkol.