It is accessed from the inside of San Lorenzo off the left transept.

The 16th century oratory of St. Ambrose is beyond the left transept.

Finally, look for the chapel of Sant Caterina that can be reached from the left transept.

The marble monument in the left transept is the earliest example of 14th-century funeral architecture.

An electric bellows - about the size of three double beds in a row - sits in the left transept.

The imposing square tower is located next to the left transept of the church.

Lorenzetti's triptych in the left transept ends with his most famous and controvers.

The left transept ends with the altar of St. Dominic.

Bernini's tomb for Alexander is a few steps away in the alcove off the left transept.

Yet only one small Cavallini fresco, in the church's left transept, remained visible.