Plan a boat trip to Hon Mun Island, known for its vibrant coral reefs and clear waters. Explore the underwater world by snorkeling or diving, and witness the colorful marine life including tropical fish, sea turtles, and coral formations. You can also relax on the pristine beaches of the island and soak up the sun. Don't miss the chance to visit the Hon Mun Marine Protected Area, which is a haven for marine biodiversity.