Answer-
Everyone disappeared without a trace in 1590, and only left behind 2 clues: "Croatoane" carved into a gatepost, and "Cro" carved into a tree. No one knows what really happened, but their are theories that they were attacked by local native american tribes.
Because there is a water shortage happening there. They needed to conserve water and be supplied from sources. Right now there are strict measures in the use of water around that area to ensure that it does not go to waste.
The same themes apply to people living in very different times and places. (I think)
