This cache is NOT at the posted coordinates.
This is a mystery cache and you must complete the 5 stages of the Adventure Lab A Stroll Down Beach Street in order to get the coordinates for this cache. This app can be downloaded on your phone at apple app store or google play store. It is free. It will take you on a stroll down Beach Street with informative stops along the way. Once you have the coordinates, you can find this cache container.
https://labs.geocaching.com/goto/beachstreet
N 29 12.AAB W81 0.CDE