![Arqade](http://cdn.sstatic.net/Sites/gaming/img/apple-touch-icon.png)
Sometimes the map icon of a gym is taller than usual. Based on what I've found online, this means that the total CP in the gym is at least 8000. I've also seen it implied that this is highly desirable, for example this tier list referencing the "gym-height strat" multiple times, but none of the s...