The monastery of San Nicolò L'Arena or cassinese Abbey of St. Nicholas the Arena covers a large area.
An infinite series of scrolls, flowers, fruits, monstrous masks, putti, and nymphs that adorn the exhibitions of Windows and balconies.
The first cloister, to levante, is occupied by a large garden and surrounded by full porches supported by pillars and arches, with a continuous deck above.
The second cloister and cloister of marble, to the West, is the oldest.
Between the two cloisters runs the so-called clock corridor, the longest of the building, combining this wing of the convent, the private part, with that of representation