The Black Abyss is the ultimate Waitomo adventure and is the caving tour of choice for natural born adrenaline junkies everywhere. Expert guides will help you descend into the black, seemingly bottomless depths of Ruakuri Cave, zipline through a gallery of illuminating glowworms, and climb underground waterfalls. Check-in for your black water adventure in Waitomo. Your guide will ensure you are properly equipped and offer some technical instruction before you descend into the underground network at Waitomo Caves. After abseiling training and practice with your guide, abseil 35-meters into the seemingly bottomless black depths of the glowworm-studded Ruakuri Cave. Your descent continues deeper with a flying fox zipline through a gallery of illuminating glowworms.  Prepare to be awed by the magnificent caves with stalactites and stalagmites that decorate the cavern walls as you traverse through the black water.  Enjoy adrenaline-fuelled fun as you clamber down, float through the canyon and scramble up waterfalls before resurfacing into daylight. At every stage, you're accompanied and supported by experienced caving guides from The Legendary Black Water Rafting Company who know and love this totally unique and mind-blowing environment. At the end of your exhilarating journey, enjoy a hot shower, hearty soup and bagel.  The rafting base is located a short distance outside Waitomo Caves village. This is the booking and assembly point for all black water rafting expeditions. It is also the home of the Long Black Cafe, where you'll find delicious food, great coffee and friendly Kiwi service. The Long Black Cafe is a great place to sit back, relax and enjoy the high energy atmosphere as excited visitors depart and arrive from their various expeditions. Internet access and merchandise are also available.