Discover otherworldly natural structures and landscapes at Tham Sai. This unique attraction will give you a peek into the wonders of the subterranean world.
Tham Sai is an interesting place to begin your day of discovery in Sam Roi Yot. This natural underground attraction is recommended by fellow travelers, but it isn't the only spot to see here. Pencil in time for other attractions like Khao Sam Roi Yot National Park, Phraya Nakhon Cave, and Sam Roi Yot Beach to fully experience what's on offer in the area.