Steering wheel first button added to the steering wheel was a switch to activate the car's electric horn. Traditionally located on the steering wheel hub or center pad, the horn switch was sometimes placed on the spokes or activated via a decorative horn ring which obviated the necessity to move a hand away from the rim. Electrical connections are made via a slip ring. A further development, the Rim Blow steering wheel, integrated the horn switch into the steering wheel rim. In 1966, Ford offered the Highway Pilot Speed Control Option, with steering wheel pad mounted rocker switches, on its Thunderbird. Uniquely,
Carcassonne: Wheel of Fortune not involve any new mechanics (primarily from "Carcassonne: Inns and Cathedrals", "Carcassonne: Traders and Builders", and "Carcassonne: King and Scout"). However, certain tiles have additional markings significant to this expansion. The new feature of "Wheel of Fortune" is the namesake wheel, which takes the place of the starting tile. The wheel consists of a number of spaces, and players, in place of placing followers on the tile they just played, may place tiles on spaces along the rim of the wheel. Each space on the wheel may have one or two spaces on the rim. In addition, a pig-shaped marker