Rotorua, New Zealand- a land where steam and sulfur rise ... We stood in awe before the Pohutu Geyser, the fourth-largest ...

New research suggests that several years of drought may have added a minute or two to the eruption cycle of Old Faithful geyser. The geyser used to erupt about every 61 minutes.

WHAT'S OLD IS NEW ... GUSHING GEYSERS, AND INFERNAL SILICA TERRACES. BUT BECAUSE IT'S OFF THE BEATEN TRACK, IT'S LESS VISITED THAN NEW ZEALAND'S OTHER THERMAL AREAS, BUT SOME CLAIM IT'S THE ...