Experience the combo tours of Waitomo Caves, a popular attraction in New Zealand’s North Island. Explore the network of caves, sinkholes, and underground rivers formed from limestone rock over 30 million years ago. Highlights include the Glowworm Caves, home to the unique Arachnocampa luminosa, Black Water Rafting, and Ruakuri Cave. Discover Waitomo, where water (wai) meets hole (tomo) in Maori tradition.