i haven't watched it in like 10 years and all i can remember is that there on a boat.and think its a father his daughter and someone else and one of the things they do is go ito Medusa's lair .its in the middle of the ocean and they sail the boat in between these to barriers into a cave.i think in this madusas eyes are sensitive to light or something . i know its not much but its all i can remember 
if you get it it would me a miracle xx
if you get it it would me a miracle xx