The country's rugged terrain and poor road network also slows down overland journeys, whereas a helicopter can fly anywhere, at speed, with flexibility.

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Bouncing along a dirt border road in an all-terrain vehicle, Col.

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Their 14-car caravan, including four all-terrain vehicles, was on the road just three hours when they were told to turn back.

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Such terrain makes the lure of the open road irresistible, even to keen walkers like Donald.

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Arizona also claims the third-fastest road: Route 77, which follows a narrow strip of green terrain alongside the San Pedro River as it winds through the desert.

FORBES

We follow Zambou's car down the winding mountain road, closer to Tiji, our crew still marveling at the brutal yet spectacular terrain.

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But given today's rhetoric about bullying, you could be forgiven for thinking that kids today are not simply reading and watching grim, postapocalyptic fantasies like "The Hunger Games" but actually inhabiting such terrifying terrain, a world where "Lord of the Flies" meets "Mad Max 2: The Road Warrior, " presided over by Voldemort.

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