Oh, Ranger! ParkFinder for iPhoneCasey Chan5/16/11 6:00pm1EditPromoteDismissUndismissHideGo to permalinkI wanted to enjoy the outdoors more this year. It's now May and I never once ventured out. But no more excuses! The Oh, Ranger! ParkFinder app curates a list of parks and tells you exactly which activities you can do there.