The Te Anau Glowworm Caves are a popular natural attraction located near the town of Te Anau in New Zealand. These caves are famous for their stunning displays of bioluminescent glowworms, which create a magical blue-green light in the dark caverns. Visitors can take guided boat tours through the caves to experience this unique phenomenon. The caves are part of the Fiordland National Park, a UNESCO World Heritage site known for its breathtaking landscapes. The tour also includes informative commentary about the cave's geology and the life cycle of the glowworms, making it an educational experience as well as a visual delight.