Aerial photo taken on July 21, 2021 shows the canyon scenery of the Yellow River in Jungar Banner, north China's Inner Mongolia Autonomous Region. (Photos: Xinhua)

Aerial photo taken on July 21, 2021 shows the canyon scenery of the Yellow River in Jungar Banner, north China's Inner Mongolia Autonomous Region.

Aerial photo taken on July 21, 2021 shows the canyon scenery of the Yellow River in Jungar Banner, north China's Inner Mongolia Autonomous Region.

Aerial photo taken on July 21, 2021 shows the canyon scenery of the Yellow River in Jungar Banner, north China's Inner Mongolia Autonomous Region.

Aerial photo taken on July 21, 2021 shows the canyon scenery of the Yellow River in Jungar Banner, north China's Inner Mongolia Autonomous Region.

Aerial photo taken on July 21, 2021 shows the canyon scenery of the Yellow River in Jungar Banner, north China's Inner Mongolia Autonomous Region.