gothamist had a story about a free bike building workshop hosted by the Freegans.
check out the video.
Build a bike by turning found bike parts into working bicycles. Workshops are held every Wednesday and Saturday; starting at 6:00 pm on Wednesdays, going until at least 9:00 pm, and from 2:00 pm to 7:00 pm Saturdays. 327 West 36th St. bet. 8th & 9th Aves (look for sign at entrance). For more information go to Freegan.info.