Question: what are the haiku stairs?
Answer: The Haʻikū Stairs, also known as the Stairway to Heaven or Haʻikū Ladder, is a steep hiking trail on the island of Oʻahu, Hawaii. The total 3,922 steps span along Oahu's Ko'olau mountain range. "Haiku" does not refer to the Japanese poetry genre. The area is named "Haʻikū" after the Kahili flower.