Dam and adventure base
Khun Dan Prakan Chon Dam
Hin Tung, Nakhon Nayok, Nakhon Nayok, Thailand
One of the world's longest roller-compacted concrete dams and a royal-initiative project in Nakhon Nayok. Visitors drive along the crest for reservoir and mountain views, and the controlled water release feeds year-round rafting and kayaking on the Nakhon Nayok River below.
Khun Dan Prakan Chon Dam itself. Photo by Slyronit, CC BY-SA 4.0 via Wikimedia Commons
Hours
Booking site listingReported open daily around 06:00 to 18:00 per Trip.com, with a recommended visit length of 1 to 3 hours. Exact days of week not confirmed.
“Open today at 06:00–18:00”
in.trip.com · Checked 25 Jul 2026
Price
Booking site listingFree entry to the dam per Trip.com. Some on-site activities cost extra, for example a shared long-tailed boat tour reported at 200 THB per person by a single visitor blog (walkwithajay), which I did not independently reconfirm this run.
“Free entry”
in.trip.com · Checked 25 Jul 2026
Age suitability
Not verifiedNot verified. No source we checked states this, so it stays blank instead of guessed.
Checked 24 Jul 2026
Caveats
Re-fetched the cited Trip.com aggregator page fresh this run and confirmed all four cited facts word for word: "Free entry", "Open today at 06:00–18:00", "Recommended sightseeing time: 1-3 hours", and "Ticket inquiry: +66-37-384192". Both price ("Free entry") and hours ("Open today at 06:00-18:00") snippets are…
6 sources checked for this venue.