So we finally found the ruins of Karak Zomething, and a lost dwarf who just wanted to see the plains with his friends. But had none.
The goods were secured behind a portcullis of sorts, and some searching revealed a mystical, magical code-lock of particular sorts. We had to press runes in a sequence, matching the refrain to the Old Traditional. A few “Mine for my daddy-o, there’s Gold in the Mountains” later, and we had our treasure!