The Roman Baths in Bath, England. I saw wooden cogs that still function to move this water. We can't keep a road in one piece for more than a year.but what the Romans built has been working for centuries!
Fan vaulted high ceiling located over the nave at Bath abbey in England it is a Victorian restoration. Fan vault is a gothic style term. The structure is made out bath stone. The ribs are all curved and spaced out equally, resembling the shape of a fan.