https://youtube.com/watch?v=QMv8g8CO4cQ&feature=player_embedded
This video has a bunch of hidden tunnels. One has a Sonic game!
Elaborate Nike YouTube video has hidden Sonic Game (video) -- Engadget
This video has a bunch of hidden tunnels. One has a Sonic game!
Elaborate Nike YouTube video has hidden Sonic Game (video) -- Engadget