In the morning hiking in the Yoliin and Dungenee valleys. Drive to the largest and most impressive white sand dunes in Mongolia, Khongor sand dunes /Singing dunes/ stretches about 180km. Camelback riding to the bottom of the sand dunes and hike up to the top (20km by car, 4km by camel). Stay overnight in a ger guest house nearby the Khongor sand dunes.