I recently finished building a steam powered ship. For it's maiden voyage I took it for a spin to the nearest yland I had already explored. The trip there was fine. I arrived at the yland, put down the anchor and went ashore to do some mining. I made sure I anchored myself in deep water (I've spent way too much time digging my other ship out of shallow spots). When I returned to my ship, it started doing really bizarre things. While I was on the shore, before...