For a return to genuine family entertainment, check out the Campfire Programs at Montana’s State Parks. Here are some upcoming programs. For a full summer schedule, check the FWP web site at www.fwp.state.mt.us under Parks, then click on the Calendar of Events. Missouri Headwaters State Park -- July 31 at 7 to 9 p.m. Richie Doyle and David Jolles, as Meriwether Lewis & William Clark, celebrate their birthdays with a presentation of Manifest Scrutiny, a comedy “re-interpreting” the Corps of Discovery. For details call: 406-994-6934. Lewis and Clark Caverns State Park -- July 31 at 8 a.m. to 2 p.m. Come join the staff of Lewis and Clark Caverns for a guided float trip (Corks of Discovery) through the scenic Jefferson River Canyon. Participants must furnish their own watercraft. No motors. Shuttle service will be provided. Bring a sack lunch. Reservations requested. For details call: 406-287-3541.