In 1852, in bNennig/b, Germany, across the Mosel River from Remich, Luxembourg, a farmer was planting potatoes in the backyard (perhaps), when his shovel discovered a beautiful floor, a memento of a Roman home from a couple thousand years b....../b This was the last day of their bvacation/b, but a couple of days after they got home, the phone rang, and it was the relative, calling from Italy. A young man found the camera, looked at the photos, recognized the apartment building ...