Thung Nang tourist area, about 5 minutes by motorbike from Bich Dong, is a new Thung Nang tourist destination that was recently put into operation in Ninh Binh province. Valleys, as locals call them, are flooded lowlands surrounded by rocky mountains and each such valley has its own name. From Thach Bich wharf, the ferryman will take her family around the mountains to a sunny valley that the locals call the Sunny Valley. This place, as its name suggests, the sun shines everywhere, crossing a waterway about 3km long with rice fields and mountains on both sides. The most beautiful time to visit Ninh Binh sunny valley of the year is around May and June, at this time you will admire the ripe rice fields growing on both sides. During the kbntrippy family's tour of the Sun Valley, they got to visit the Sun Cave and the Shade Cave. The shapes inside the cave look amazing and impressive. The Sun Valley is a sightseeing spot worth coming here to visit. learn and experience.