The treetop adventure course at Bemis Woods boasts 2,837 feet of zip line. (Courtesy of Go Ape)

You can camp, golf and — starting next weekend — even go zip lining, but plenty of closures and restrictions remain in effect. Here’s a look at what you can and can’t do in the preserves, and when.

Summer is the time to get outdoors and there's something new to do in the Forest Preserves of Cook County. But it will test the upper body strength of anyone brave enough to try it–and it might put a dent in your pocketbook.

A new zip line and obstacle course is the first of its kind in the Chicago area. (Go Ape)

Starting Saturday, thrill-seekers and nature lovers will get the chance to swing, soar and climb through a new zip line and obstacle course nestled in the treetops of a Cook County forest preserve.