Introduction to Ma Guohe: Ma Guohe is more than ten kilometers long, and the water surface is several meters to hundreds of meters wide. On both sides of the bank, there are dangerous cliffs, jagged rocks, and green trees. The tour route has nine twists and turns. In addition to the main river, there are also tributaries of varying sizes. Taking a boat ride on Ma Crossing the River makes you feel as if you are immersed in a poetic landscape. It is an excellent place for rafting tours closest to Kunming.