Guys, trying to aqquire the resonance stones and read there is one here. In the walk through it shows the first puzzle button to open first gate and then it skips to the boiler room. I'm at another gate where the rotating blue something? Not sure what you call it but am sure it is before the boiler room. Do y'all know how to get through this gate? Need some assistance please. ThanksLaslo451 (talk) 15:37, April 18, 2013 (UTC)