archaeological remains of the floors of different roman rooms with the floor decorated with mosaics with blue geometric figures

roman rooms ancient civilisation rome archaeological archaeologist archaeology art craft equipment product board room checked pattern chess circular strobe coloured background decoration decorative design element dirty floor length flooring fractal frame border geometric shape illustration intricacy merida spain mosaic mosaicist multicolored ornate painted image square surface level symbol textured effect tile tileable tiled tiler unesco world heritage site wall building feature wallpaper decor detail remains floors different decorated mosaics blue figures that create structure mitreo house mã©rida