3 July 2005 - New York City, NY, USA - A rider (L) leaves an alleycat checkpoint manned by "Junjun" (2R) on 43rd street in New York City, USA, July 3rd 2005, as another rider (2L) arrives. Alleycats are urban cycle races held informally - without notification of the authorities - on open roads and in real traffic, to simulate the messenger's working conditions. Photo Credit: David Brabyn