Even no wall or human construction at all. It simply can’t be true, that this happened to you. You are not sheltered from it, even though geographers assume that it may return after one entire life-cycle. First, explode. Second, fill the crater with some kyqe to cool it down and soothe its pain. At this point, your creation is the only safe place around. Who dares to venture outside meets nothing but violence and destruction. The local leborins never suffered from outside eruptions, while the formerly prominent gitoa community was almost wiped out by these.