Stock photography, photos: Roman Mosaic Stock photos of Roman mosaic at Villa Adriana,Tivoli,Italy Photograph: © Alan Collins Click for a larger image and more information Keywords associated with this stock photo: rome,roman,ruins,ancient,villa,adriana,villa adriana,tivoli,history,historic,buildling,holiday,holidays,vacation,trip,Italy,Europe,mosaic,Emperor Hadrian,Emperor,Hadrian