Full Moon Fridays Farmington Hills – Enjoy the evening air as you head into Heritage Park after dark at a Full Moon Friday Night Hike. Listen for nocturnal animals, observe the night sky, and heighten your senses along the way. Cost is $5 per person. Pre-registration required. Hike will be cancelled in case of inclement weather. Hosted by the Farmington Hills Special Services (Parks & Rec) Department. Pre-registration required.