Riverview Farm Park (105 City Farm Road) will host a free Pumptrack Track Demo on Thursday, July 21, 2016 from 3:00 p.m. – 6:00 p.m. A pumptrack is a progressive kind of structure that uses an up and down pumping motion to propel a bicycle forward instead of pedaling. The track can also be used with a skateboard or scooter. The track will be open to riders of all ages and helmets are required. For more information, call 757-926-1400.