But the upside for the residents is that they don't have to pay for heat...their houses are hooked up to underground heat.
I went to Rotorua on a familiarization trip with a group of travel agents back in the ‘90s.
I remember there were little steam vents all over the place, even next to the road.
We stayed at the Sheraton and the hotel had a grotto on the ground floor with a hot spring pool for guests.
We had a great time soaking in it.