there is a waterfall in there that i believe looks somewhat like niagra falls and well, there is barely anywhere to build your castle. (Hint: build near the marsh, pitch will probably be the first thing you will sell, or iron.... who knows!!!
rule 1: follow all rules
rule 2: dont die!!! EVER
rule 3: if you die you will probably die again...
rule 4: disregard rule 2