A 57-year-old Chinese man has toured 138 countries alone, during which he has lost six bikes and been robbed four times.

Li Yuezhong, a resident of Tangshan, Hebei province, arrived in Los Angeles recently, according to a report from World Journal, a newspaper in the United States.

Li said he will finish his tour in two to three years, and then record his adventure in a travel book, the report said.

A childhood dream to travel motivated Li, who walked 3,000 kilometers from his hometown to Hangzhou, Zhejiang province, in 1979, then cycled 21 provinces in China within 14 months.

After his China journey, Li aimed higher and started to travel overseas since 1997, starting in Bulgaria, carrying necessities such as his passport, a camera and tent.

He said that during the 17-year journey, he was robbed four times, witnessed a gunfight in Africa and had six bikes stolen.