Infiltration (Popularity: )
http://www.infiltration.org Website on urban exploration, featuring a webring, dictionary, and many pointers. Category:
Recreation - Outdoors - Speleology - Urban Speleology
DARK (Popularity: )
http://www.darkhq.com/ [Emerald] Close-knit Outfit with focus on teamwork and special operations, with a particular emphasis on Infiltrators. Category:
Entertainment - Games - Video Games - Shooter - Massive Multiplayer Online
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