Te Anau Glow Worm Caves Tour from Te Anau or Queenstown. See the glowworm caves of Te Anau on an underground adventure sure to charm visitors of all ages. An informative guide joins you on the 2.5-hour Te Anau glowworm caves tour, starting with a cruise across Lake Te Anau. Then marvel at the shimmering illumination of thousands of glowworms as you glide through the quiet darkness of this magical underground world. Book and Save 15% Off Te Anau Glow Worm Caves Tour from Te Anau or Queenstown.