theme park time line By berrbra2 Nov 10, 1956 Michigan adventure opens in 1956 Nov 5, 1966 runway mine train 1966 Nov 5, 1978 Shock Wave Nov 5, 1980 mini mine train Nov 5, 1980 Judge Roy Scream Nov 5, 1987 La Vibora Nov 5, 1996 Runaway Mountain Nov 5, 1998 Mr. Freeze Reverse Blast Nov 5, 2001 Shock Wave Nov 5, 2001 Wile E. Coyote's Grand Canyon Blaster Nov 5, 2008 Pandemonium Nov 5, 2011 New Texas Giant