
Roadways form the backbone of a country's economic growth. Highways named and numbered by the governments that develop and maintain them.
Australia's Highway 1 is the longest national highway in the world at over 14,500 km. The United States has the world's largest network of highways, including both the Interstate Highway System and the US Highway System.
China's highway network is the second most extensive in the world, with a total length of about 3.573 million km
Click NEXT to see stunning photos of highways across the world...

A transport truck travels along Highway One in the Canadian Rocky Mountains near Banff, Alberta.
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Trucks move in a line during a 'go slow' protest on a highway on their way to Sydney.
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Cars travel on an almost deserted snow covered downtown highway after an overnight storm dropped five inches of snow in Dallas, Texas.
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Spectators watch as McLaren Formula One driver Lewis Hamilton of Britain drives a F1 car through an unused section of the Bangalore-Mysore highway on the outskirts of Bangalore.
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A man rides a bicycle on a deserted highway, north of Srinagar.
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Karnataka prides to have some of the best and well maintained highways in India.
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Cars pass through an electronic toll gate on a highway in Dubai. Launched in July 2007, the Salik (open or clear) toll collection system currently has four electronic gates in Dubai.
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A policeman salutes on Yazahdani Road as US Secretary of State Hillary Clinton's motorcade drives to the President's
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An aerial photograph shows traffic on the southern portion of the 18-Mile Stretch, a facet of US Highway 1 that connects South Florida with the Florida Keys in Key Largo, Florida.
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The 10/110 freeway interchange is seen in Los Angeles, California.
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A flock of geese walk near a flooded section of Highway 23 in Wayne, New Jersey.
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Buildings are seen under construction, along with rush hour traffic as a Dubai Metro train arrives at a station in Dubai.
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An aerial view shows the Lagos-Abeokuta expressway in Nigeria's commercial capital Lagos.
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A sign posted on Interstate 70 warns drivers of animals loose in the area around Zanesville, Ohio.
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A truck transports a pickup truck on a highway near Tunis.
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Vehicles drive on a flyover during the evening rush hour in central Shanghai.
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Taxis line up to get their tanks filled on a ramp in Chongqing municipality.
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A car drives along the A20 highway near the northern German city of Luebeck.
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Rush hour traffic travels north and south along Interstate highway 5 in Carlsbad, California.
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Motorists use PLUS Expressways along Sungai Buloh outside Kuala Lumpur.
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Vehicles drive during sunrise in the Taiga area along the M54 highway Krasnoyarsk-Mongolia.
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Germany's autobahn network has a total length of about 12,819 km, making it the fifth-longest in the world
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I-5 Interstate Highway traffic crawls along the Southbound lane into downtown Seattle after an overnight winter storm brought heavy snows to the Puget Sound region.
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A man rides a motorbike down the Panamerican highway in heavy rain.
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An aerial view of trucks blocking a highway toll booth during a transport strike on the outskirts of Rome.
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Cars drive over a bridge towards central Melbourne.
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A rainbow is seen in Batroun in northern Lebanon.
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Men transport a goat on a motorcycle ahead of the Eid al-Adha festival in Lahore.
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The Pan-American Highway is a network of roads stretching across a distance of 47,958 kilometres.