Dozens of teams build cars to zip down the course, a great mix of curves and straightaways, lined with picnicking onlookers — many sipping cool brews in the designated beer garden.

Prizes for speed, engineering, fan favorites, and lifetime achievement are handed out to deserving daredevils, but the cheers may be more valuable than any award. Everything from streamlined, lacquered, wooden one-man bombers to fully-packed Scooby Doo Dream Machine doppelgängers zoom down the hill, making this a great day in the park for kids and the young at heart alike.