Roosh, MyBB plugins, just some ideas:
Google Maps with tags of every user:
http://mods.mybboard.net/view/usermap
User location:
http://mods.mybboard.net/view/ip2flag
Google Maps with tags of every user:
http://mods.mybboard.net/view/usermap
User location:
http://mods.mybboard.net/view/ip2flag