Submission + - Citi Bike "Smart" Helmet Navigates to the Nearest Station by Adafruit (adafruit.com)
coop0030 writes: Add GPS, compass navigation & visibility with LEDs to a helmet that helps you find your way to the closest Citi Bike station in New York City. Powered by Adafruit's FLORA, a wearable electronics platform. With a detailed tutorial, you can build the helmet, and customize it to work in most cities with a bike share as well.