National Park(ing) Day 2008, an annual event, is coming up on September 19th. It celebrates parks in cities by creating temporary parks in public parking spaces. National Park(ing) Day is an all-volunteer event, and any participation is welcome. One can, build his or her own park, help others build parks, or simply visit Park(ing) Day parks throughout the day. Get the details here, a how-to manual, photos and videos, or to connect with participants near you.