Do You Know What's Up With the Cathedrals?

The Cathedral is on audio, but I keep falling asleep to it. They're doing snakes and like knots. That's why I get real weird out because there's something up with them. The main cathedrals are connected by an underground waterway that it's also connected to 800 monasteries that got knocked out during some kind of takeover during the Renaissance. But it's going to be it's pretty wild.