Mosaic art

Mosaics became popular from the 1st century AD.They were pictures or patterns made from small pieces of coloured glass or stone.They decorate walls and floors with mosaics.
Artists drew a design of the mosaic they were going to make.Then they spread wet plaster over a small area of the floor or wall and smoothed it down.They quickly pressed the pieces of stone into the plaster while it was still damp,following their design