Where is Abbazia di San Galgano, the Instagram-famous roofless cathedral in Tuscany?

This roofless cathedral is one of my favourite locations for photoshoots with tourists. So where is Abbazia San Galgano (the Abbey of Saint Galgano) and how do you get there? It’s in Tuscany and I would love to take you there for your family portraits! Learn more about the cathedral first in this blog!