Prison break - Normal Difficulty

This map puts you in the shoes of dangerous criminal beavers wanted all over the world. After being arrested by Interlog and the Castorama empire, you've been sent to a secret underground prison in the middle of the Bermuda Triangle. However, thanks to your accomplices, you managed to escape, leaving no survivors in the prison. Your objective? Return to the mainland (on the bottom left corner) and take your revenge.... Tips to play: 1. build a water pump, reservoir, farm and scientist (mandatory) 2. build a sawmill, find and build the forester 3. create a pine zone 4. build a dam and conquer the first intermediate floor 5. create a district to send lumberjacks to fetch the rest of the wood and build the dam that will give access to a bit of iron on the third level