Things to Do in Sihanoukville & Koh Rong

Hike across Koh Rong from Long Set Beach to Sok San Beach (2-3 hours through jungle)

Join a beach bonfire and full moon party

Kayak through mangroves

Snorkel or dive around Koh Rong's coral reefs ($15-30 for snorkel trips)

Swim with bioluminescent plankton at night (free; best on dark, moonless nights)

Take a day trip to nearby smaller islands

Watch sunset from the west coast of Koh Rong Samloem