From Silver Shadow In Tauranga: Touring New Zealand’s ‘Geothermal Wonderland’ By Ralph Grizzle On February 4, 2012 · Add Comment When Silver Shadow called in Tauranga, New Zealand, we boarded a bus for Rotorua, hotbed of geothermal activity, and one of the most important places for the indigenous Maoris. Can’t view the video? Click here.