Te Puia is a geothermal park in Rotorua, and also introduces some of the maori culture. And they have also Kiwis. Follow the sign to Pohutu Geyser, one of the main attraction of the park.
The area around the Pohutu Geyser is the more picturesque part of this park, from geothermal perspective.
The geyser comes one or twice an hour. And it last for couple minutes.