World's most crooked street is in San Francisco
The Lombard Street in San Francisco (USA) is recognised by the Guinness World Records as the most crooked road. Allowing only one-way traffic, the Lombard Street is paved with red bricks and has a speed limit of 8 kmph. The attraction, which has featured in movies like Alfred Hitchcock's 'Vertigo', is reportedly frequented by around 16,000 visitors a day.