The country's North Island sits on part of the "largest volcanic outpouring" on Earth, made by lava lamp-like bubbles deep in the planet's interior about 120 million years ago.
Scientists Reveal A Massive 'Lava Lamp Bubble' Under New Zealand
Scientists say they have confirmed that superplumes, giant lava-lamp-like bubbles that rise from underwater volcanoes, really do..
Geo Beats