LONDON, ENGLAND - APRIL 29: Conservator Liz Goodman holds a rare Roman dish at The Museum of London on April 29, 2009. The Roman polychrome millefiori dish was un-earthed during excavations in east london. The dish, made up of hundreds of glass indented petals, was found in a highly fragmented state. Museum of London Archaeology conservator Liz Goodman reassembled the dish thought to be from the 1st or 2nd century. (Photo by Peter Macdiarmid/Getty Images)