Columbia Association issued the following announcement on Aug. 2.
SAVE THE DATE! Columbia BikeAbout returns Saturday, Sept. 29 at 9:30am. This year, the well-marked 13-mile route begins at Oakland Mills Village Center and crosses the pedestrian bridge over Route 29 twice to wind through Town Center, Wilde Lake, Owen Brown and Long Reach before returning to Oakland Mills Village Center. Registration is encouraged at http://columbiaassociation.org/bikeabout.
Original source can be found here.
Source: Columbia Association