"The benefits of the goats is this property is home to two endangered species, the San Francisco Garter Snake and the California Red Legged Frog, " SFO Airport Duty Manager Doug Yakel told CNN.

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The route is simple: a straight out departure, staying left of the 101 freeway, past San Carlos Airport, past SFO airport, through South San Francisco, and into downtown San Francisco, over the Oakland Bay Bridge, past Alcatraz Island, over the Golden Gate Bridge, then south following the coastline to Half Moon Bay and back east to PAO.

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AirTight found that 47 wireless networks used for SFO's airport operations were wide open or poorly secured.

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And at least for SFO, the airport has continued to see growth over the past four years, despite the recession, of between three and four-percent, with one year at about 1% growth at its toughest point over that timespan.

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San Francisco International Airport (SFO) employs a private contractor for screening passengers and luggage.

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The program initially for San Francisco International Airport (SFO) allows visitors using the Klout for iPhone app to show a Score of 40 or higher to enter the Cathay Pacific First and Business Class Lounge.

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