Most notable in Sanfelice's architecture are the staircases; rather than being incidental features set off to the side of a courtyard, he gave them central and prominent positions so that they became important architectural features in their own right, often as double staircases.
In Sanfelice's architecture, the most striking feature is the staircase; instead of being secondary elements set apart from a courtyard, he placed them in central and prominent positions, making them important architectural features themselves, frequently as double staircases.