Mm. That's something we can't know until it happens. It's good to know the possibilities, but there isn't much point in fretting about it. We'll know what to do when the time comes.

[He looks up and around, then, at which way the river is flowing. The sea would be that way, right? That means the ship. Sure, they can just follow the river back to the ship even though there wasn't a river anywhere near the ship before. Details!]

I guess we should report back on what we found.