Smaller streams, which appeared to have been artificially carved in the rock, directed water away from the main river and into a dozen large pools that dotted the massive cavern. Daniel took a quick guess and figured that they were roughly the same size as a standard commercial pool back home, vastly outdoing his town’s local swim centre. He also didn’t miss the steam that wafted up into holes dug into the rock ceiling far above, and idly remembered that he hadn’t noticed any vapour pouring out from the rock tower when he was looking at it from outside. 