The Haiku Stairs, or Stairway to Heaven, on the Hawaiian island of Oahu is just one of the many places geeks must visit before they die. The trail began as a wooden ladder spiked to the cliff on the south side of the Haiku Valley. It was installed in 1942 to enable antenna cables to be strung from one side of the cliffs above Haiku Valley to the other. Continue reading to see more.

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