EN
AH1 Asean Highway 1 Asia highway A1 Asiahighway A1 Asian Highway 1
EN
Asian Highway 1 is the longest route of the Asian Highway Network, running 20,557 km from Tokyo, Japan via Korea, China, Southeast Asia, Bangladesh, India, Pakistan, and Iran to the border between Turkey and Bulgaria west of Istanbul where it joins end-on with European route E80, running all the way to Lisbon, Portugal.
Wikipedia
