云南省大理州沙溪鎮(zhèn)寺登村古戲臺(tái)一景（4月21日攝）。沙溪鎮(zhèn)位于云南省大理州劍川縣。自唐宋起，沙溪鎮(zhèn)便因豐饒的物產(chǎn)和平坦的地勢(shì)，成為茶馬古道上的貿(mào)易重鎮(zhèn)。馬幫馱著茶葉、鹽巴與絲綢，一路翻山越嶺，在此休整交易。[新華社記者 胡超 攝]

People visit an ancient stage at Sideng Village of Shaxi Town, Jianchuan County, southwest China's Yunnan Province, April 21, 2025. A remote town in Jianchuan County, Shaxi was once an important trading hub for tea, herbs, silks and salt on the ancient Tea Horse Road, a trade route dating back to the Tang Dynasty (618-907). (Xinhua/Hu Chao)