🦈 Signature experience

Dive Sail Rock

Koh Samui

From 2,500 THB/person

indicative — confirm with operator

Best time

Early morning departure, best visibility Dec–Apr

Travel time

~1 hr boat from Samui piers

Booking

Required, via a PADI 5-star dive centre

Why Coco recommends it

The crown jewel of diving in the Gulf of Thailand. A vertical chimney swimthrough, massive barracuda schools, and whale sharks May–September. Bucket list material.

Local tips

→ Book at least a few days ahead in high season

→ Bring reef-safe sunscreen and motion sickness tablets

→ Whale sharks are most likely May–September