Upstairs is a gift shop and the entrance to the connecting walkway to the cathedral; you can climb the tower, which has an interesting view of the surroundings.
It is impossible to climb the tower, however, and the tower views are utterly boring.
mnli hypothesis: It is impossible to climb the tower, however, and the tower views are utterly boring. premise: Upstairs is a gift shop and the entrance to the connecting walkway to the cathedral; you can climb the tower, which has an interesting view of the surroundings.