Portal 2 Fans Celebrate the Game's 10th Anniversary

Somehow, it has now been 10 full years since Portal 2 first released. Yes, the iconic puzzle game from Valve released on PlayStation 3, Xbox 360, and PC all the way back on April 18, 2011. And even though it has been such a long time since its arrival, it's clear that fans haven't forgotten about the game even a little bit as social media was filled with messages today celebrating the title's anniversary.