The 56 etched and inlaid marble panels had been designed by forty main artists between 1369 and 1547. Apart from Bernardino Di Betto, who was from Umbrian, all others were from Siena. These mosaic panels are now nave and aisles and are positioned in boundaries for proscribing passage. The most precious ones are below the apse and in transepts which might be protected by special flooring. These are only uncovered in honor of palio or for a cuple of months often September and October.
One of the visited sections of the wall is the bricks of Badaling. Right here the …