Theses might include the use of barbed wire and barriers to stop cars at some distance from checkpoints and the soldiers manning them.

BBC: Checkpoints: Source of tension

According to Oli Bjorn Hauksson, CEO of Keflavik, the country's only international airport, Iceland's geographic location makes it the perfect pit stop for long-distance flights.

CNN: Iceland bouncing back on tourism boom

World Horse Welfare undertakes regular field investigations as part of its campaign to stop these long-distance journeys, and for years we have documented the appalling suffering of these horses.

CNN: Opinion: Scandal shines spotlight on murky horse trade

It said "the driver applied the emergency brake as soon as he realised this, but there was insufficient distance in which to stop and avoid trapping the guard who had moved back between the coaches to complete the work associated with the uncoupling".

BBC: Robert Lund

He wondered if the call was long-distance, if he should yell out to stop reading Scripture into the phone at twelve cents a minute.

NEWYORKER: Idols

But as it unfolds, and as that rest stop takes shape as a demoralizing symbol of the sacrifices inherent in a long-distance relationship, "I-95" takes on a sincere sweetness that the band wears well.

NPR: Fountains of Wayne: Long-Distance Dedication

The Australian dropped to eighth after his first pit stop on lap 19, but he was back in the lead by just after half race distance.

BBC: Webber battles to maiden F1 win

The 2012 Audi A7 also offers an adaptive radar-based cruise control system that not only maintains a set speed and distance from the traffic ahead on the highway, it can operate as efficiently in stop and go traffic.

FORBES: 2012 Audi A7 Review: Elegant Performer