Rail lines might be affected, so check on the ground.

BBC: Travel in Asia during monsoon season

On the eleventh, I went out to check on it and found the boxes on the ground.

NEWYORKER: Stung

While you are there, check out local products that have been tried and tested on the ground.

BBC: Beauty treatments abroad

At about 02:10 GMT, a motorist driving the Corsa slowed down to check on a man who appeared to be lying injured on the ground on Locan Street.

BBC: PSNI officer injured by stolen car in west Belfast

As the England wicketkeeper was walking off the ground, Aleem Dar, on gut instinct, decided to check with the third umpire to see if Mitchell had overstepped the front line.

BBC: Ashes: Justin Langer column

"I'd spend millions of dollars on the ground because you make the passenger happy... at check in and boarding, " said Mr Kotil.

BBC: Could airport hub capacity see UK lose out to rivals?

For the flying side of the equation, it asks for origin and destination airports, estimated check-in time and the estimated ground transportation costs to and from the airport on both ends of the journey.

BBC: To drive or fly? That is the question

On the ground, airlines can differentiate themselves by plying road warriors with special check-in areas, clubs reserved for top-tier fliers and agents designated to wait on the most frequent fliers.

WSJ: The Tarmac Express: A Porsche to the Plane