This is a full day that moves from water to mountain to ancient town, and ends on the river at dusk. It's a long day. It's worth it. At 9:00 AM, your guide picks you up from your hotel and heads to the Bay Mau Coconut Forest in Cam Thanh — a water palm forest threaded with narrow canals. Here, you'll climb into a round wicker basket boat, the kind of vessel that's been used for fishing in central Vietnam for generations, and your boatman will spin and drift it through the coconut palms in a way that defies logic and is completely delightful. This is the boat ride that keeps showing up on travel feeds — once you're on the water, you'll understand why. From there, the day heads south to the Marble Mountains: five limestone peaks just outside Da Nang, each named after one of the five elements. Inside the caves are Buddhist sanctuaries carved directly into the rock — incense burning, shafts of light coming through natural skylights in the marble ceiling, monks in residence. The climb is gradual and the views from the upper terraces stretch across Da Nang Bay all the way to the coast. By 1:00 PM, you're in Hoi An Ancient Town. Your guide leads you through the Japanese Covered Bridge, the merchant home of Tan Ky, and the ornate Assembly Hall of the Fujian Chinese Congregation — three buildings that together tell the story of how a port town at the intersection of Japanese, Chinese, and Vietnamese trade became a UNESCO World Heritage Site. After a lunch break and free time to wander on your own, the evening brings the lantern market on Nguyen Hoang Street and a final boat ride down the Hoai River as the ancient town lights up in colour. Your driver brings you home by 6:45 PM.