Amends the Firearm Concealed Carry Act. Provides that nothing in the Act prohibits a forest preserve district from prohibiting persons from carrying a firearm into any botanic garden, campground, aquatic center, grounds of an aquatic center, boat launch, boating center, athletic venue, picnic grove, nature center, grounds of a nature center, pavilion, grounds of a pavilion, golf course, parking lot, driving range, adventure course, grounds of an adventure course, zipline building, grounds of a zipline, equestrian center, grounds of an equestrian center, exercise venue, grounds of an exercise venue, any Illinois nature preserve, land and water reserve, or any public or private gathering or special event conducted on property that requires the issuance of a permit. Defines "grounds". This is a Cook County initiative.