Longest driverless metro line
Who
Dubai Metro Red Line
What
52.1 kilometre(s)
Where
United Arab Emirates (Dubai)
When

The longest driverless metro line is the Dubai Metro Red Line which is 52.1 km (32.37 mi) in length and is located in Dubai, UAE, as of 23 May 2011. Dubai Metro's second line, Green line is 22.5 km (13.98 mi) which when combined with the Red Line will make it longer than the Vancouver Skytrain.