The cache is not at the posted coordinates.
In 1963 Trini Lopez had three things. Do you know what they were? Peter, Paul, and Mary also had the same things and later Johnny Cash had them too. What were they? You can check your answer below. The answer will be the three words with no spaces. EXAMPLE: If the answer is cat, dog, and fish then you would enter catdogfish
I do have permission from the establishment to place this cache. If you are told to leave, tell them that Mike gave us permission to put the cache here and for others to be here and find it.
You can validate your puzzle solution with certitude.