Lombard Street, located in the California city of San Francisco (USA). It is called the most winding street in the world. On the Russian Hill, on which it is located, there is a small section, 400 meters, which goes down from west to east at a slope of 27%, with eight steep turns. Besides, she's very beautiful. For these reasons, it is the most visited by tourists, as it is included in all tourist routes of the city.Solid areas: 0%