Piercing the soil in the heart of downtown London, a team of archaeologists uncovered Roman artwork from the ancient past, amidst the construction and community developments near The Shard. The city’s largest Roman mosaic found in 50 years was unearthed as part of a heritage conservation excavation by Museum of London Archaeology (MOLA) archaeologists. The brightly colored stones of the Roman floor are dated to the late-second to early-third centuries, their designs consisting of two highly decorated panels made of small, colored tiles set within a red tessellated floor, the museum stated in a press release. The largest panel shows large, colorful flowers surrounded by bands of interweaving strands, a motif known as a “guilloche.” Also featured are lotus flowers and several different geometric elements, including a pattern known as a “Solomon’s Knot.” These particular designs have been attributed to the “Acanthus group,” a team of mosaicists who worked in London and …