is the moment that what is possible for us to do for ourdo now. >> safer: the shoes that made della valle's fortune are assembled the old-fashioned way-tch by stitch. and the work he's funding at the colosseum is also about as low- tech as it gets.iterally inch by inch to get rid of centuries of caked-on dust,ion. of limestone.only purified water and elbow grease-rs on end of scrubbing. built by hand, saved by hand. to take? >> della valle: the colosseum, i think, three years from now. >> safer: and what will it looken they're finished? >> della valle: i am very curious. >> safer: to get some idea, we were shown a few sections thated-- 2,000 years old, and looking almost brand new.ld of high style, it's become fashionable to follow della valle's example.fashionistas are bankrolling similar worthy causes. plumbing for a familiar >> marcello, come here! >> safer: ...where, 54 yearsnni and anita ekberg went wading in "the sweet life," forever linking rome and romance. helped a lot to build this powerful image of the trevi fountain.ower. >> safer: silvia fendi's grandfather started the business