Hanoi, Vietnam
Hanoi the capital of Vietnam with an estimated population of 3.5 million and from my experience I would estimate home to 7 million motorbikes. Hanoi makes Bangkok seem like a sleepy village, with roads full of moving motorbikes and pavements filled with parked motorbikes it is very chaotic and as a pedestrian slight stressful to get around. Personally I found the frantic pace and consistent noise of bike horns beeping mixed with the fumes from traffic too much ...