The roman facade of the church already let you guess, that this is a very old church. The main attraction are the mosaics, which you can admire through glass "windows on the floor. According to the information we got, there are two mosaic floors, on the top of the first, there is a second one two. The cathedral itself is...
Some place in Italy, hide something that you must discover.
In Pesaro, Santa Maria Assunta Cathedral, hide beautiful mosaics under its floor, that you might not see if looking up to the cealing (as in most churches).
Also Pesaro Cathedral hosts the remains of S. Terenzio: Pesaro patron saint.