close Archaeologists solve 1,800-year-old Roman fresco puzzle in London London researchers have reconstructed a large Roman wall plaster collection, revealing 1,800-year-old frescoes that decorated a high-status building. (Source: MOLA) NEW You can now listen to Fox News articles! Archaeologists recently uncovered traces of a rare purple dye associated with biblical-era luxury in an unexpected place. They found them at Roman infant burials sites in England . The York graves date from the late