hmm,i think 海底遺跡 means..."underwater ruins" or something,試練の室 is roughly translated as "trial room" or Trial Chamber", 迷いの森 is probably...lost woods?, サザナミ湾 ...Sanazami bay,古代の城....ancient palace or old/ancient castle. im not sure what
夢の跡地 is...its something related to dream? Nの城 must be N's castle or something ,ヤグルマの森 is Yaguruma(?) forest and ホドモエの跳ね橋 must mean hodomoe (draw)bridge...sorry my Japanese isnt that good