This is my entry for 
This is Lombard Street in San Francisco, California. It is said that this is the crookedest street in the world. I spent a summer in San Francisco when I was a student. It's definitely one of my favourite cities in the world.
Photo taken by me. Check out more of my photography here: https://www.dreamstime.com/Mfharrison_portfolio_pg1#res2530922