Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Photo/China News Service)
Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Photo/China News Service)
Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Photo/China News Service)
Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Photo/China News Service)
Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Xinhua/Fan Peishen)
Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Xinhua/Fan Peishen)
Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Xinhua/Fan Peishen)
Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Xinhua/Fan Peishen)
Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Xinhua/Fan Peishen)
Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Xinhua/Fan Peishen)
Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Xinhua/Fan Peishen)
Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Xinhua/Fan Peishen)
Aerial photo taken on Feb. 12, 2019 shows the Winding Yellow River Lamp Array, a temporary maze installation for the locals to go through to get a good omen in the rest days of the year, in Gucheng Village of Jiantan Town in Zhangye City, northwest China's Gansu Province. (Xinhua/Fan Peishen)