3. the first attractions recommended Doi Samer-Dao NaN. Located within the SI Nan National Park Amphoe na Noi of Nan province, is one of the scenic area of the park there is a patio area by the ridge is ideal for tourists who want to travel to see the stars. See Sunrise and sunset in the same area, as well as watch the mist, so the naming of this place that Doi Samer-Dao.