but "worldfocus" special correspondent martin seemungal reports that the cost of maintaining it all has some romans worried it could end up breaking the bank. >> reporter: from one of the seven hills of rome, it's easy to see why it's called the eternal city. in the distance ruins of ancient buildings, of palaces of the caesars, over there the colosseum. and just around the bend in the tiber river st. peter's basilica. then there's the pantheon with its spectacular opulence. everywhere medieval churches and renaissance buildings mixed with modern architecture. the central part of rome today is one big museum. it attracts millions of tourists a year. but the cost of preserving all this is astronomical. and maintenance, like the city, eternal. >> they want to finish the restoration or cleaning of one side of the monument, they already have to start on the other side. continuous job. >> reporter: it's angelo's job to make sure it gets done, but ask him if he's got the money to do it. "absolutely not," hesays. "we get some help from the state, but most of the money comes from selling ticket