Waitomo Glowworm Caves are a famous tourist attraction because of the large population of fireflies that live in caves. Fireflies, or Arachnocampa luminosa - tiny bioluminescent creatures that produce blue and green light live exclusively in New Zealand.
Artist J.E. Mark created these fantastic portraits of four members (Mr. Freeze, not pictured) of Batman’s rogues gallery in the style of 1930’s police mugshots.