Thailand’s best dive site to see whale sharks Richelieu Rock Richelieu Rock is widely regarded as Thailand’s best dive site in general, and specifically the best place in Thailand to dive with whale sharks. It’s 18 km east of the Surin Islands and is part of Mu Ko Surin national marine park. The best way

Koh Tachai pinnacle dive site Koh Tachai is one of the very best dive sites in Thailand, it is especially loved by experienced divers. The strong currents can make it a challenge at times but if you can handle that you’ll love Tachai. Tachai is not suitable for beginner divers, you should be advanced certified