There are a lot of volcanoes in New Zealand. Many of them are still very active. New Zealand lies at the edge of both the Australian and Pacific tectonic plates. For this reason, the country is exposed to earthquakes.
List of volcanoes: https://en.wikipedia.org/wiki/List_of_volcanoes_in_New_Zealand
List of earthquakes: https://en.wikipedia.org/wiki/List_of_earthquakes_in_New_Zealand