The BART's real-time arrival information sign is photographed on Friday, July 20, 2012 in San Francisco, Calif. The first one was installed recently at the Embarcadero station.

ARRIVALS or departures? ... You have 20/20 vision if you can spot the arrivals sign in this airport puzzle in less than 10 seconds. The average person usually takes 28 seconds to locate it ...

ARRIVALS or departures? Not sure where to go? Finding your way in an airport with countless signs can lead travellers in different directions and often feel like solving a complicated puzzle. To te… ...