Mua Cave is lying at the foot of Mua mountain which shapes a bell with a width of around 800 square metre. On the left and right of staircaseit is decorated on the stone with the dragon or phoenix carved properly very sharp and beautiful The way leading to the cave formed by a long stone staircase zigzags through the karst, there are nearly 500 steps to a simple altar to Quan Am (the Goddess of Mercy). It is assumed that the cave entrance seems to be similar as“ Great wall of China ”