3月17日，游客在沙溪古鎮先鋒沙溪白族書局內看書。春日，云南省大理白族自治州劍川縣的沙溪古鎮迎來眾多觀光游客。古鎮位于金沙江、瀾滄江、怒江三江并流自然保護區東南部，歷史上曾是滇藏茶馬古道的重要驛站。古鎮保存著傳統村落風貌，包含大量明清時期的民居院落、古戲臺等歷史遺存。[新華社記者 陳欣波 攝]

Tourists read books at a bookshop in Shaxi Town, Jianchuan County, southwest China's Yunnan Province, March 17, 2025. Shaxi, a remote township in Jianchuan County, was once an important trading hub for tea, herbs, silk and salt on the ancient Tea Horse Road, a trade route dating back to the Tang Dynasty (618-907). The ancient temples, old alleys and caravansaries of the ancient town are reminders of past glories and attract tourists from around the world. (Xinhua/Chen Xinbo)