Its the best placed to go wheeling east of the Mississippi river. Tons of trails of varying difficulty. $15 yearly membership required. $35 for a day of access. Check there forums they usually have a guided ride on the easy green trails, they also have a 101 course where an instructor takes you around and shows you how to a bunch of different types of obstacles. i.e. Uphill, downhill, on the side of a hill, off-camber, steep approach angle, high breakover, water holes and stream crossing.