agriculture Central Vietnam Champa tower Indigenous Culture Nhan mountain Phuyen province Southeast Asian Ethnicity Traditional Culture Travel Locations Tropical Climate Tuyhoa city Unique architecture beach bungalow KhanhHoa province NhaTrang city ocean sand seascape Sunlight beach wave Basket Boat beaches Binhdinh province countryside fishing industry Manual Worker patching the fishing nets Quynhon Beach sunlight umbrellas waves Wooden Bungalow