Temple ruins
Wat Yai Chai Mongkhon
South east of the island, Ayutthaya (off-island, roughly 3 km from Wat Mahathat), Ayutthaya, Thailand
Its towering chedi and the giant reclining Buddha in the surrounding grounds make it one of the few Ayutthaya temples still an active monastery with resident monks rather than a roped off ruin, confirmed by the operator guide page re-fetched this run.
Wat Yai Chai Mongkhon Photo by Mr.Peerapong Prasutr, CC BY-SA 4.0 via Wikimedia Commons
Hours
Official source, current8:00 AM to 5:00 PM daily
“Opening Hours: Everyday, 08:00 – 17:00, Free Admission for Thais”
go.ayutthaya.go.th · Checked 7 Aug 2026
Price
Official source, current20 THB
“Admission fee is 20 Baht”
tourismthailand.org · Checked 7 Aug 2026
Age suitability
Not verifiedNot verified. No source we checked states this, so it stays blank instead of guessed.
No check date recorded
Caveats
Re-fetched both cited sources fresh this run. ayutthayatemple-guide.com confirms hours ("Opening hours are 8:00 AM to 5:00 PM daily"), price ("Entrance costs 20 THB"), and active-monastery status ("Where most Ayutthaya temples are silent ruins managed by the Fine Arts Department, Wat Yai Chai Mongkhon is a living…
1 source checked for this venue.