The longest roads in the world cross countries, span continents, and even cross continents:
They range in terrain, with some being concrete stretches built for commerce, while others span remote locations and beautiful scenery.
First up is U.S. Route 20:
7. Route 20, United States – 3,417 Miles
Starting at Newport in Oregon and ending in Boston, Massachusetts, Route 20 is the longest road in the U.S. and one of the world’s longest roads.
This route provides the best two-week cross-country road trip with a total length of 5,500km:
And one of the most famous attractions you can see while traveling on this route is Yellowstone National Park.
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6. Golden Quadrilateral Highway, India – 3,633 Miles
Spanning around 3,633 miles, the Golden Quadrilateral Highway is the second-longest road in Asia:
This road connects the four major cities of India – Delhi, Mumbai, Chennai, and Kolkata. You can undertake a road trip of two weeks to start in New Delhi and return to New Delhi itself while completing a loop around the country.
You can check out some of the significant landmarks of India while driving on this highway, including the famous Taj Mahal.
5. Trans-Canada Highway – 4,350 Miles
Having a total length of 4,350 miles, the Trans-Canada Highway starts in Victoria, British Columbia, and ends at St. John in Newfoundland and Labrador:
This is also one of the most scenic drives globally as it takes you through the gorgeous landscapes in Canada. On a two-week road trip to cross this highway, you can plan to stop at any of the major cities the route takes you through, including Victoria, Vancouver, Calgary, Saskatoon, Quebec City, and many others.
4. Western Europe-Western China Highway – 5,245 Miles
Commonly referred to as the New Silk Road, the Western Europe-Western China Highway (WE-WC) is a transcontinental highway that connects the Yellow Sea Coast of China with Western Europe.
This new expressway stretches for 5,245 miles and links the Port of Lianyungang in China with St. Petersburg in Russia.
The route connects major cities in China, Russia, and Kazakhstan, and you can complete a road trip on this highway in just ten days.
3. Trans-Siberian Highway, Russia – 6,835 Miles
The Trans-Siberian Highway is the third-longest road in the world. It spans 6,835 miles and connects St. Petersburg in Russia to Vladivostok, also in Russia.
The Trans-Siberian Highway was fully paved in 2015, though this has not made crossing this route any easier. A road trip across the Trans-Siberian Highway takes around a month, but be ready to face challenging circumstances while on the route:
You will be faced with harsh weather conditions and remote locations. Some parts of the road become impassable, especially in the winters, leading to you being potentially stranded in remote places.
Some of the places to check out along the highway include Moscow, Lake Baikal, and the border of North Korea as you reach the endpoint of Vladivostok.
2. Highway 1, Australia – 9,009 Miles
With a total length of 9,009 miles, Highway One in Australia starts in Sydney and finishes in Sydney itself. If you want to embark on a road trip on this highway, it will take you around two months to complete the journey.
Driving down this route is said to be one of the best ways to see the sights and sounds of Australia. The road takes you through all states.
1. Pan-American Highway – 18,641 Miles
The Pan-American Highway has entered the Guinness Book of World Records for being the longest road in the world. Spanning 14 countries, this route is often referred to as the ‘Mother of all Road Trips.’
The starting point of this long road is in Prudhoe Bay, Alaska, and stretches to the tip of Argentina in Tierra de Fuego.
The highway runs through 14 countries and connects North and South America, but you will need to board a ferry when you reach the Darien Gap.
A trip on this highway offers some of the most spectacular and diverse views on the planet, and there are many exciting and beautiful sights to check out along the way.
This ultimate road trip reaches its highest point at 11,322 above sea level at Cerro de la Muerte in Costa Rica.
The highway is roughly 18,641 miles.