Share 'What is Trevor's Hole'

This is a question that has been very illusive to me. I have traveled to Roundstone IE after watching the movie "The Matchmaker" and one of my quest was to understand or find "trevor's hole" mentioned in the movie. My search on the internet has come up with only gay porn sites and I'm sure this is not the "reference" mentioned in this great film. Can Anyone help me understand and/or find this geo…