[quote=@Meta]
<Snipped quote by Vacare>

I'm going to make a guess. I don't think it was something natural.
[/quote]

That much is certain...

*As we follow the path we finally come to the town square. In the middle is a large tree, bigger than any that we saw in the woods blooming with white flowers. All around are buildings like cafes and restaurants all of which empty. But in one corner there was a large building with the words Central Library lining the top of its entrance*