Century Challenge Cycle Ride SAVE THE DATE FOR 2015 – THE CENTURY CHALLENGE CYCLE RIDE IS ON SUNDAY 17TH MAY 2015. REGISTRATIONS WILL OPEN IN FEBRUARY 2015 – DISCOUNTS FOR EARLY BIRD ON LINE. Photos from 2014 are on our Facebook page – like us and check out some great riders in action. 100km, 50km and 20km rides start and finish at Mt Penang Gardens, Kariong, on the NSW Central Coast. Kids Challenge is in the grounds of Mt Penang Gardens.