https://www.geocaching.com/blog/2018/03/how-to-solve-mystery-caches-also-known-as-puzzle-caches/ How to solve Mystery Caches (also known as Puzzle Caches) – Official Blog (geocaching.com) 如何解開神秘寶藏(在台灣我們簡稱為”謎寶”) This article was written by Geocaching superstar and Geocaching HQ employee, Cathy (Pryi...