My wife and I visited Canton Avenue yesterday. It's apparently the steepest residential street in the world. And it is really steep. But there must be some kind of minimum length requirement for the record, because I know of a few other streets in Pittsburgh that are even steeper in small sections. Wikipedia: Canton Avenue The fisheye lens of the dashcam makes it look even a little worse, but here's a screenshot from the blackvue. Note that the sidewalk beside the street is actually steps.