Be warned that they will come after any treats you have on you, so check your bag and pockets for any food before you enter.

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For some passengers, this is a big attraction, because it means not only a chance to board early but also a chance to check a bag free rather than paying a charge.

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Southwest remained profitable even when fuel prices spiked, thanks to brilliant hedging, and has launched a series of moves to raise revenue without charging to check a bag, which really irks people.

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And it's just every other bag that comes through is a bag check.

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Should I check an extra bag on the plane?

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The suspect had a shoulder bag and went through the normal check-in process with his passport and U.S. visa scanned, Demuren said Sunday.

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I'll go somewhere to eat, or when we travel, I check into the hotel and somebody sees the name tag on the bag and they'll mention something about 'The Shot' then.

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TripAdvisor's app has a built-in baggage fee estimator: Tell the app how many bags you plan to check and whether you have elite status on any airlines that would waive bag fees and it builds the fee charges into fare quotes you get.

WSJ: To Take the Hassle Out of Traveling, Pack These Apps

As well as keeping track of its contents, the bag also lights up in the dark and will soon be able to check weather forecasts to let you know when to pack an umbrella.

CNN: The bag that watches your wallet

He used a self check-in kiosk to board the flight at Heathrow and was allowed through when the document was checked in the bag-drop area.

BBC: Stephen Lennon