Hundreds of years ago, the ancestors of Hekeng built seven square earth buildings in this valley. As the people proliferated, the descendants gradually inserted seven circular earth buildings in the gaps of the square buildings. Overlooking the river pit, 7 square buildings and 7 round buildings, respectively, became two Big Dipper. Represents Tulou: Yuchang Building, Shengqing Building, Nanyan Building Hangkeng Tulou Group Tour : Stop at the observation deck of the village entrance and spend 10 minutes on the observation deck overlooking Big Dipper. Then walk down the mountain to the river pit, walk along the field, admire the peculiarity of the square building, and the rich living atmosphere of this earth building that has not been developed by the shackles. If you cant see the building, its the deepest part of the valley. Building: Shengqing Building, this is the oldest earth building here. The typical Hakka Bao Bao Lou architectural form, the atrium of the atrium, the moss is faint, nominating , it has many imaginations and yearnings. There is also the South Smoke House, the only five-corner building in all earth buildings. The advantages of Hekeng Tulou Line : The original ecological village is still full of life. Tickets : 50 yuan / person (said to eat inside can be free of tickets) recommended tour time : 1.5-2 hours into the river pit, it is the season of transplanting, / Hh / green spring seedlings like a carpet covered with the interval of the house rain after the clean air, sweeping a thousand miles of tired holding the child's hand, step by step toward the spring here Yu Chang Lou, a group of star children in "Daddy Goes 3".