Ruakuri Cave, Waitomo, Waikato

This cave, two kilometres southwest of Waitomo's main glowworm cave, is a fairytale world of spirals and speleothems, stalactites, old fossils and young glowworm superstars.

Visitors are spellbound looking at the elegant limestone formations. Photo / Ruakuri Cave, Waitomo

Image 1 of 4: Visitors are spellbound looking at the elegant limestone formations. Photo / Ruakuri Cave, Waitomo