(Exmore, Virginia)........A Roman mosaic floor from Lod, Israel is currently on exhibition at the Metropolitan Museum of Art. It dates from about AD 300 and depicts marine animals, ferocious beasts, ships, and interlocking cable borders. Today, on the Eastern Shore of Virginia, Sara Baldwin, founder of New Ravenna Mosaics, uses identical mosaic techniques and materials to create modern interpretations of ancient designs. In the New Ravenna workshop artisans still place one stone at a time to …