The Sala del Mappamondo (named after a lost map of the Sienese world painted by Ambrogio Lorenzetti to trace the city's international banking interests) has two great frescoes by the Siena-born master Simone Martini.
There are two frescoes by Simone Martini located in the Sala del Mappamondo.
We taxpayers are employing an army of lawyers and economists who spend their every waking moment--and probably a few in dreamland--thinking of ways to get Microsoft.