If you want to experience the "sea of mist" at Pha Dong Ko, it's recommended to visit during the late rainy season or early winter, especially in the early morning when the air is very cold and humid. The "sea of mist" will float and cover the Phu Phan mountains below, contrasting with the first rays of sunlight slowly emerging from the horizon, creating a breathtaking scene like a painting that true photographers and nature lovers shouldn't miss.