7, 8:15 & 9:30 p.m., Ghosts of Fort Knox Guided Tours. Join the East Coast Ghost Trackers on a guided tour of Fort Knox in search of ghosts and paranormal phenomena. There will be hourly tours and limited capacity. Advance reservations and pre-payment required. Those interested in going on a ghost tour should contact the Friends of Fort Knox. The cost of the tour is $10 per person.