In a statement, geological agency GeoNet said it had detected almost 700 small earthquakes below Lake Taupo, the caldera created by the giant volcano, and had raised the volcanic alert level to 1 ...

Stretching 623sq km wide and 160m deep with several magma chambers submerged at its base, Lake Taupo isn't only New Zealand's largest lake; it's also an incredibly active geothermal hotspot.

In a statement, geological agency GeoNet said it had detected almost 700 small earthquakes below Lake Taupo, the caldera created by the giant volcano, and had raised the volcanic alert level to 1 ...