|< ID Card 15||All ID Cards||ID Card 17 >|
ID Card #16 is a collectible item in Dead Island, and can be found in the Resort map of Act I. It is part of the My collectibles, let me show you them! challenge, and the Gotta find'em all and Nearly there achievements.
On the workshop's roof near the northern coast; the roof has a zombie up there.
Can be seen on the following map: