Bridge circuit - a closely related concept; the operation of a phantom circuit depends on it being a kind of balanced bridge
United States Court of Appeals for the Ninth Circuit | bridge | Silverstone Circuit | United States Court of Appeals for the Third Circuit | Golden Gate Bridge | 2013 ITF Women's Circuit | Brooklyn Bridge | Contract bridge | 2011 ITF Women's Circuit | Sydney Harbour Bridge | London Bridge | 2012 ITF Women's Circuit | United States Court of Appeals for the Second Circuit | United States Court of Appeals for the District of Columbia Circuit | Tower Bridge | United States Court of Appeals for the Seventh Circuit | United States Court of Appeals for the Federal Circuit | Circuit de Nevers Magny-Cours | Circuit City | Snetterton Motor Racing Circuit | Eads Bridge | United States Court of Appeals for the Eighth Circuit | United States Court of Appeals for the Fifth Circuit | Forth Bridge | Auckland Harbour Bridge | Waterloo Bridge | United States Court of Appeals for the Sixth Circuit | Stamford Bridge | Short Circuit | Westminster Bridge |