Date: Monday, December 31
Time: 10:30 p.m.
Location: Washington Square Park
Perfect For: Getting a head start on your resolution to exercise more

Organized by environmental action group "Time's Up!," the ride goes from Washington Square Park to Belvedere Castle in Central Park, culminating in a dance party with fireworks. Maybe if you make it through the entire bike ride, you might not cave on your resolution to exercise more after just two weeks.