Located in the northwest of Henan province, in China, Guoliang Tunnel is famous for its dangerous location and difficult construction. Built in the early 1970s, it has been dubbed as the road that does not tolerate any mistakes. It’s one of the most famous Chinese tunnel roads.

Hardknott Pass is a mountain pass at an elevation of 400m (1,312ft) above the sea level, located in the Duddon Valley of Cumbria, in England. It’s said to be the steepest road in England with a gradient of 1 in 3 (about 33%).

Mount Evans is a high mountain peak at an elevation of 4,310m (14,130ft) above sea level, located in Clear Creek County, in the U.S. state of Colorado. The road to the summit, the iconic Mount Evans Scenic Byway, is said to be the highest paved road in North America.

California's Pacific Coast Highway (PCH) is a portion of State Route 1 (SR 1) running along the Pacific coastline of the U.S. state of California, from Los Angeles to San Francisco. It’s heralded as one of the most scenic drives in the USA.

Hart’s Pass is a high mountain pass at an elevation of 1,891m (6,204ft) above sea level, located on the boundary between Okanogan and Whatcom counties in the US state of Washington. It’s accessible by car and is said to be the highest point in the State of Washington that one can drive a 2wd car. The end of the road "after" Hart's pass, at the gate to Slate Peak Lookout, is at 7,488 feet of elevation.

Swindon's Magic Roundabout is one of the most complex rotaries in the world. Located in Swindon, a large town within the Borough of Swindon and the ceremonial county of Wiltshire, in South West England, it has five smaller roundabouts directing traffic clockwise while cars travel counterclockwise around the inner circle. It's one of the world's 10 best roundabouts.

Col de Turini is a high mountain pass at an elevation of 1,610m (5,282ft) above sea level, located in the Alpes-Maritimes department of France. It's one of the most scenic drives in the world. Helter-skelter corners and changeable weather conditions mean this road is far from safe.

Frequently recognized as the most magnificent road in the French Alps, this road through Combe Laval was constructed between 1861 and 1898 and originally served for the transportation of timber from the Forêt de Lente to St-Jean-en-Royans. It’s one of the most famous French balcony roads. The road was carved out here not for the view, but to make the forestry activity profitable.

Located in the province of Newfoundland and Labrador, the easternmost province of Canada, in the country's Atlantic region, Trans-Labrador Highway (TLH) is a very scenic yet challenging drive. Most of the road features a well-packed asphalt/gravel surface. Along the route, drivers will experience sharp curves, winding parts, narrow bridges, and steep grades. Drive with care, caution, and control.

Transalpina is an exhilarating drive with breathtaking views located in central Romania. Running through the Carpathian Mountains, it’s one of the famous Romanian high altitude roads.

Halsema Highway was once considered one of the most dangerous highways in the world. Every day, commuters, transporters, tourists, and residents traversed this route, braving steep crags, narrow and sheer drop-offs, some more than 1000 feet. However, the road has now improved, offering a delightful journey along an asphalted road that traces a circuitous path, crossing the massive Cordillera Central mountain range on the Island of Luzon.

Mosquito Pass is a high mountain pass at an elevation of 4,026m (13,208ft) above sea level, located on the boundary between Lake and Park counties in the U.S. state of Colorado. Drive at your own risk. It's one of the highest roads in Colorado.

The historical Pamir Highway (M41) is an excellent challenge for 4x4 adventure travelers. Most of the road is paved (in very bad conditions) and stretches more than 1,200km between Osh (in Kyrgyzstan) and Dushanbe (in Tajikistan) through the Pamir Mountains. The road is heavily damaged in places by erosion, earthquakes, landslides, and avalanches.

Avenue of the Baobabs is a dirt road winding through a group of baobab trees in the Menabe region of Madagascar, offering the most accessible glimpse of these iconic trees in Africa. It’s said to be the most beautiful road in Madagascar.

Road 622 is considered one of the most challenging drives on Earth. Located on the coast of the Dýrafjörður fjord in the Westfjords of Iceland, some describe it as the most terrifying road in the country. It is an incredibly beautiful route, with the road carved into and under cliffs, offering stunning mountain views throughout. If you have a Jeep, 4x4 experience, time, and strong nerves, driving this road is possible.

Trollstigen Mountain Road is one of Norway's most dramatic and most visited attractions, featuring dangerous conditions such as inclines, narrow driving space, and poor traction and visibility in rain and fog. It's one of the famous scenic drives in Norway, known for its 11 hair-raising hairpin turns and a steep 10% gradient. Yet, despite the dangers of the one-lane road.

Strada delle 52 Gallerie (Road of 52 Galleries) is a military trail built during World War I on the massif of Pasubio in Italy. The track was constructed in this position to stay away from Austro-Hungarian artillery fire, with its pinnacles, deep canyons, and sheer rock faces.

Kolyma Highway is an exciting adventure running from Yakutsk (where the coldest temperature ever recorded outside Antarctica was documented) to Magadan, Russia. It was built by prisoners using hand tools in the 1930s, marking one of the most terrifying chapters in Soviet history.

Nestled in Hualien County, Taiwan, Taroko Gorge beckons with its breathtaking canyon vistas. As you embark on the road traversing this natural wonder, be prepared for a journey filled with blind curves, sharp turns, and narrow pathways that add an extra layer of thrill to the enchanting landscape.

Abano Pass is a high mountain pass at an elevation of 2,864m (9,396ft) above sea level, located on the boundary between Kakheti and Tusheti regions of Georgia. It's one of the highest roads in Europe.

Apache Trail is a scenic desert drive located in the south-central part of the U.S. state of Arizona, often considered one of the most picturesque routes near the Phoenix area.