Running with Zombies.
I picked up the Zombies, Run! app today, and I'm pretty excited about it. If you haven't heard about it, check out their video: I've only had one run with the game, but the story felt very well-done, and I really like how they've added an extra element of fun to my run. Of course, I'm a fan of all things "Zombie Apocalypse". If you do pick up a copy, spend some time setting up ...