Quad Challenge happened in 1991.
Quad Challenge was created on 1991-08-06.
ATV Quad Power Racing was created on 2000-08-23.
Winter Challenge happened in 1991.
AFL Challenge happened in 2009.
NFL Challenge happened in 1985.
Brain Challenge happened in 2007.
Aztec Challenge happened in 1982.
Rugby Challenge happened in 360.
Lotus Challenge happened in 2001.
GP Challenge happened in 2002.
Supercar Challenge happened in 2009.
Challenge of Barletta happened in 1503.