Michigan Adventure Activities. By voisama2 Oct 27, 2014 Shivering Timbers Oct 28, 2014 Thunderhawk Period: Oct 28, 2014 to Oct 29, 2014 28 Oct 2014, Oct 29, 2014 Funnel Of Fear Period: Oct 29, 2014 to Oct 30, 2014 29 Oct 2014 Oct 30, 2014 Corkscrew Period: Oct 30, 2014 to Oct 31, 2014 30 Oct 2014 Oct 31, 2014 Wolverine Wildcat Period: Oct 31, 2014 to Nov 1, 2014 31 Nov 2014