thru the season (various dates): get on the water with free kayaking at pier 26, brooklyn bridge park, north brooklyn community boathouse, and governors island, and free rowing, sailing and birding at hunts point riverside park in the bronx.
thru 9/29 (wednesdays at 6:30pm): yoga at riverside park south >>
thru 10/2: healthy on the hudson: work up a sweat along the scenic hudson river waterfront, where you can try out hiit, yoga, running, tai chi, and pilates classes every monday thru saturday. various locations throughout hudson river park, free. >>
thru 10/29: waterfront workouts at brooklyn bridge park: get moving at outdoor yoga, pilates, bootcamp, zumba, and family fitness classes, open to all experience levels at brooklyn bridge park. advance registration required. free. >>