Wai-O-Tapu Thermal Wonderland is a geothermal reserve, 30km south of Rotorua (on the road to Taupo), that is home to an impressive array of thermal wonders including volcanic craters and bubbling mud pools. Highlights include the huge Champagne Pool and Lady Knox Geyser, which erupts daily at 10.15am. There is a good choice of walking trails through the geothermal area.
There is a good choice of walking trails through the geothermal area and it is worth allowing around three hours for your visit so you can do several of the walks.