Most of what passes for a “show” in Ayutthaya is not staged for tourists at all. It is a floodlight switch and a religious calendar, and both are better than a scripted performance. Start with the free one. Every evening, roughly 19:00 to 21:00, the Department of Fine Arts lights up the major temples: Wat Chaiwatthanaram, Wat Phra Si Sanphet, and Wat Ratchaburana all glow against the dark. Wat Chaiwatthanaram regularly keeps its grounds open for evening admission on weekends, so check before you plan a night visit expecting to walk in among the chedis rather than view them from outside the wall.

A ruined city is an unusual place to plan a romantic afternoon, and that is exactly why it works. Ayutthaya does not do candlelit walks through manicured gardens. It does sunset over eight brick chedis reflected in the Chao Phraya, which is better. Hire a private longtail boat near Hua Ro Pier or the Pom Phet fortress pier in the late afternoon, not at noon. The 12-kilometer loop around the island passes stilt villages and monitor lizards sunning on the banks, and the light turns gold well before it reaches Wat Chaiwatthanaram, where the eight surrounding chedis go from grey to amber in about twenty minutes.

Skip the temple that everyone photographs first. Start at the ferry instead. If you arrive by train, the biggest mistake in Ayutthaya is hiring a tuk-tuk to loop around the highway bridge onto the island. Walk out of the station to the river pier and take the wooden passenger ferry across the Pa Sak River for 5 THB. It takes two minutes and it sets the tone: this is a city you cross on water, not concrete.