★★★★★★★★★★4.5 · 373 reviews · 5 hours - 390 minutes · from $28Best value
Ride to Railay by boat, tour Phra Nang and Diamond Caves, watch a Railay sunset, then swim with glowing plankton in the Andaman Sea.

“We have just completed the Krabi: Railay, Phra Nang & Diamond Cave Sunset Plankton Tour, and it was an outstanding experience. Our guide was truly exceptional professional, knowledgeable, attentive, and warm. Her explanations were clear and engaging, and she shared fascinating insights while always making sure everyone felt safe, comfortable, and included. She showed great sensitivity to the group, excellent organization, and genuine care for both the people and the environment. Her calm presence and enthusiasm added so much to the experience, especially during the sunset and the bioluminescent plankton. The tour was very well organized, but it was the guide who made it unforgettable. This w...”
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