米轨、寸轨、准轨“三轨并存”——这座博物馆讲述百年云南铁路史
View of Yunnan Railway Museum in Kunming

5月16日，参观者在云南铁路博物馆参观准轨东风Ⅰ型2058号内燃机车。云南铁路博物馆位于昆明市北京路昆明北火车站内，是一座兼具“车站上的博物馆”与“博物馆中的车站”双重属性的专题展馆。该馆以百年云南铁路发展史为主线，系统呈现了从米轨、寸轨到准轨，从蒸汽机车到高铁的跨越式演进历程。[新华社记者 陈欣波 摄]

People visit Yunnan Railway Museum in Kunming, southwest China's Yunnan Province, May 16, 2025. Housed in Kunming North Railway Station, the Yunnan Railway Museum takes the century-long development history of Yunnan railway as the leading story line to narrate the frog-leaping evolution railway gauge standards from meter gauge to inch gauge, and standard gauge, as well as railway technologies from steam locomotives to high-speed rails. (Xinhua/Chen Xinbo)