Waimangu is the youngest geothermal system in the world whollyformed on 10 june 1886 by a huge volcanic eruption learn the story of how this incredible environment has evolved since its creation 130 years ago escape from the crowds and enjoy the peacewhile you follow the easy walking trails through waimangu take as long as you like while walking and hiking self guided through amazing geothermal activity inside a volcano you will see a wonderfularray of hot springs native forest specia