Waitomo’s Original Black Water Rafting Operator & Legendary for 30 Years! We’ve been sharing thrills and excitement for over 3 decades and have experienced guides who’ll take you safely through the stunning underworld of Ruakuri Cave. We will take you deep underground on the most unreal subterranean journey that’ll have you begging for more! After you’ve jumped off a few waterfalls and pushed yourself to the limits, warm up with a hot shower and treat yourself to some hot soup on bagels, on us. Black Labyrinth: The original Waitomo black water rafting tour that will have you exploring and tubing through mysterious Ruakuri Cave. Grab a group of mates, some rubber tubes, and let’s take you on an unreal underground adventure you will never forget. Black Abyss For the ultimate in adventure caving tours, look no further than the Black Abyss. You'll descend into the black, seemingly bottomless depths of Ruakuri Cave, zipline through a gallery of illuminating glowworms and climb underground.