What is unusual about the traffic between Broadway and Park Avenue South on 17th Street?
On 17th Street (40°44′08″N 73°59′12″W﻿ / ﻿40.735532°N 73.986575°W﻿ / 40.735532; -73.986575), traffic runs one way along the street, from east to west excepting the stretch between Broadway and Park Avenue South, where traffic runs in both directions.