Which is the worst London Underground line? Interactive tool reveals commuters' most despised options - so, how does your go-to stack up?
The London Underground network is used by millions of people everyday, from busy commuters to confused tourists. But of the 19 services, which one is the most infuriating?
Black News 
The London Underground network is used by millions of people everyday, from busy commuters to confused tourists. But of the 19 services, which one is the most infuriating?
