The team travel to Pennsylvania to commemorate the 150th anniversary of the Battle of Gettysburg and visit a former orphanage with a history of ghostly sightings.
Michelle's last case with the team takes her to a naval park in Buffalo to investigate three former service vessels that are alleged to be haunted.
The TAPS team go underground during a trip to Octagon Hall in Franklin, Ky., to investigate secret tunnels, which were allegedly used to hide Confederate soldiers during the Civil War.
The TAPS team visit Lucas, Ohio, where they investigate the 1896 case of a woman who killed her entire family, and explore the home of a Pulitzer Prize-winning author.
The team travel to Frederick County, Va., for an investigation, during which they examine the famous people and events associated with the Belle Grove Plantation. Later, they believe two eras of ghosts are inhabiting the Historic Jordan Springs Estate.
The team travel to Cumberland, R.I., to investigate an old monastery, which is now a public library, and rumored to be haunted.