Celebrate Earth Day at the Green Cruise in downtown Ferndale on Saturday, April 21, 2012. The cruise is an annual Spring bike ride around town and there are several different routes to accomodate bikers of all skill levels and ages. The gathering in Ferndale will also include a human-powered parade, rock climbing wall, free food and refreshments, free massages and free bicycle check-ups. The bike rides start as early as 8 am with other festivities beginning at 10 am and the parade starting at noon. For more information go to www.michigan.sierraclub.org.