archaeological remains of a hallway, rooms and roman columns with remains of mosaics with blue geometric figures decorating the

abstract ancient civilisation rome archaeological archaeologist archaeology art craft equipment product board room checked pattern chess circular strobe coloured background decoration decorative design element detail dirty floor length flooring fractal geometric shape intricacy merida spain mosaic mosaicist multicolored ornate painted image rock roman rooms square structure surface level textured effect tile tileable tiled tiler unesco world heritage site wall hallway house remains columns mosaics blue figures decorating floors mitreo mã©rida