First, a spooky trap door in the 12,000-square-foot Indiana mansion of Carl Holliday and Steve Goodman reveals treasures and tragedy from this home's past. Next, Teena and Bill Hanlon in Newtown, Penn., discover clues to their home's past while clearing out clutter left behind by the previous homeowners. Then, a forgotten antique recipe box full of delicious dessert ideas leads Kirsten and J.C. Van Dijk to discover the active social life of their small Massachusetts town back in the 1800s. Finally, stripping off layers of wallpaper in the 1920s family home of Susan and Woody Tucker in Virginia leads them to discover Grandma's secret rebellious side.