MRG has not set a location or has opted to set location info hidden.
Gathering all pinsiders...
Pinsiders are indicated by icons, clusters of icons by a cluster icon.
Add yourself to the Pinball map!
Add yourself to the map and let other Pinside visitors know where you and your collection are located!
To be visible to others, make sure that the 'display my location' setting box on your settings page is ticked.