The Bridge of Size in Venice

The bridge of size or the Ponte de Suspiri in Italian is a really interesting landmark in Venice. Apparently it is tradition for couples to kiss as they pass underneath the bridge in a boat. So what is the purpose of this hallway in the sky over the canal that's that's causing people to spontaneously break out in kissing? You might wonder well you know was it connecting two wings of a library or an art museum maybe so people could move priceless antiques and books and artworks back and forth in the rain without getting wet  no not at all it was a bridge connecting the doge's palace and the inquisitors facilities within to the prison on the other side of the