Mark your calendars for the first annual Million Dollar Bike Ride on Saturday, May 3, to raise money for rare disease research. The ride is organized by the Penn Center for Orphan Disease Research and Therapy and Rare Disease Cycling. The event will start and finish at Highline Park (31st and Chestnut) on Penn’s campus. There are three route options -- 11, 35 and 73 miles. All participants will receive free gear, including a Million Dollar Bike Ride jersey. Individual cyclists can register and raise money for their specific orphan/rare disease foundation. For more information and to register, go to http://www.milliondollarbikeride.org/.