Vietnam's first marine protected area (covering 250 sq.km) featuring crystal-clear waters and rich underwater biodiversity. Dubbed a 'vibrant aquarium' with arguably the most diverse marine ecosystem in the country. Perfect for snorkeling and diving among coral reefs. Following mass coral die-off in 2022, a recovery plan extends to 2030. New entrance fee system introduced August 2025.
New fees from Aug 2025: Hon Mun route 10,000 VND. Multi-island ticket 40,000 VND. Marine reserve fee 22,000/11,000 VND additional
July-September best season for clear waters and visibility. Avoid October-December (rainy season, waves). Tours typically 8 AM - 4 PM. Vietnam's first marine protected area with rich coral reefs.
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