Fog lock Tiandu Peak When we arrived at the Yingke Song Scenic Area, we could see Tiandu Peak, but only a few minutes later, the thick fog covered Tiandu Peak with a strict. From the clear sky when we went up the mountain, to the drizzle at sunset, the cloud cover the fog barrier the next morning, before we were about to leave Huangshan, we saw the dark fog of the dusk, and experienced almost all kinds of weather in more than 30 hours, and we really experienced the wonderful sight of Huangshan in the four seasons of the day.