After stumbling around for more than half an hour, finally found the start (felt kinda dumb when we did since we'd walked right past it twice or three times). Dirty. Dirty, dirty, dirty. But a lot of fun. Need to come back when the weather's better.
"All men dream, but not equally. Those who dream by night, in the dusty recesses of their minds, awake in the day to find that it was vanity. But the dreamers of the day are dangerous men, for they may act their dreams with open eyes to make it reality."