This aerial drone photo taken on April 6, 2025 shows a view of the Jiana mani stone mound in Yushu City, Yushu Tibetan Autonomous Prefecture, northwest China's Qinghai Province. The Jiana mani stone mound is a cultural relic under national protection. The mound is composed of billions of mani stones and used by local people when they hold prayers' wheels and mutter the six-syllable prayer to observe their daily ritual. (Xinhua/Zhang Long)