On the volcano of White Island in New Zealand, visitors can view an active mound which has been formed by the heat and pressure in a short period of four weeks. White Island always has some type of volcanic activity taking place which has been ongoing somewhere between 150,000 to 200,000 years, but only visible above sea level for approximately 16,000 years.
Heat and pressure mound formed to this point in 4 weeks on White Island, an active volcano, Bay of Plenty, East Coast, North Island, New Zealand.