Kaiping — UNESCO Watchtower Villages (2.5hr)

Kaiping (开平) in Guangdong is home to the extraordinary Kaiping Diaolou and Villages — a UNESCO World Heritage Site featuring hundreds of unique multi-storey watchtowers built by overseas Chinese emigrants in the early 20th century, blending Chinese and Western architectural styles in remarkable ways. It is one of southern China's most visually arresting sights and rarely visited by tourists from outside China. Travel: 2.5 hours from Guangzhou by coach or train; budget a full day. China visa required.