PAX (originally known as Penny Arcade Expo) is an overall term used to refer to a series of gaming culture festivals that involve; tabletop gaming, arcade gaming, and video gaming. PAX festival events are held annually in Seattle, Washington; Boston, Massachusetts; Philadelphia, Pennsylvania; San Antonio, Texas; and Melbourne, Australia. PAX was originally created by Jerry Holkins and Mike Krahulik, the authors of the Penny Arcade webcomic, because they wanted to attend a show exclusively for gaming.