Here’s the hole. It’s about 30+ meters deep and the stonework is great, though not quite up to the best of the churches of earlier times. Bron and I just had to walk down and I though: Oh no! Now I have to climb back up!
But lo and behold, there were caves through the limestone that let out onto various venues of the grounds. They were lighted with light-ropes and were a hoot to walk through.