The Lighthouse will shine it's light on one of three rocks around the map every few minutes.This will bring up the Pack-A-Punch Machine for use. Lightning will sound when the Lighthouse is about to light up a Pack-A-Punch machine. Upgrade your weapon before the machine turns back into a rock.
Buried, also known as Resolution 1295, is the new Zombies Map featured in the Vengeance Map Pack. It's an old west-looking town that has been buried underground.