Waitomo Teardrop MediumWaitomo Teardrop Medium. Inspired by the enchanting natural cave formation, the magical lights of the glow worms on the midnight walls and the swirly steel grey water glistening beneath. The glowworm Arachnocampa Luminosa is unique to New Zealand. In the Waitomo caves, you can see thousands of these tiny creatures as they radiate their unmistakable luminescent light in a subterranean world. An original piece of glass art. Excellently suited as