Swimming is a kind of the arts, because humans can swim from the primitive ages, especially humans, domiciliation area by the sea, rivers, canals and the plains, such as Egypt, Greek and Roman with its swimming training since before Christ, because someone found a painting about swimming in the cave on Mount Desert bar, Li Yan. Swimming in it, just to be able to swim across to the opposite side, or when the flooding submerged homes and forests, you can take them in, flood did not arrive safely.