May 19, 1613 (30 March Guichou,), Ming Dynasty traveler Xu began traveling the mountains Inagawa. 19,

1613 Chinese Ming Dynasty Great traveler, Philosophers and writers Xu starting self Zhejiang Ninghai, began traveling the mountains Inagawa, toured modern Zhejiang, Shanghai, Shaanxi, Henan, Guangdong, Hubei, Yunnan, Beijing and other 19 provinces, wrote more than 60 million words, "Xu Travels" left behind a valuable asset to a research terrain features, explore the history of Ming society, enlighten people to develop the tourism industry.