Sani Pass is an international high mountain pass at an elevation of 2.876m (9,400ft) above the sea level, located on the border of South Africa and Lesotho. It’s one of the highest roads of the country.

Hagerman Pass is a high mountain pass, at an elevation of 3,657m (11,998ft) above sea level, located on the boundary between Pitkin and Lake counties in the U.S. state of Colorado. The road is not particularly difficult, but a 4x4 vehicle is recommended. It's one of the highest roads in Colorado.

Splügen Pass is an international high mountain pass, at an elevation of 2,121m (6,958ft) above sea level, located on the border of Switzerland and Italy. Hairpins and great views make this one to see and drive. It's one of the highest paved roads in the Alps.

Mauna Loa is an active shield volcano located in the U.S. state of Hawai’i in the Pacific Ocean. On the north slope of the volcano, a road climbs up to Mauna Loa Observatory, topping out at 3,402m (11,161ft) above sea level. Do not take this drive if you have respiratory problems or any type of heart condition. It's one of the highest paved roads in the country.

Passo di Gavia is a high mountain pass at an elevation of 2,627m (8,618ft) above sea level, located on the boundary between the provinces of Sondrio and Brescia in the region of Lombardy, in Italy. It's one of the highest roads in the country.

Transfăgărășan is a very scenic road located in Romania. Spooky dark tunnels (the longest is more than 800 meters and pitch black), plus endless twists and turns make for a thrilling mountain ride through Dracula’s territory.

Neelum Valley Road is a spectacular and dangerous high mountain road located in Azad Jammu and Kashmir, in the western portion of the larger Kashmir region, in Pakistan, running parallel to Kaghan Valley and the Line of Control (LOC).

The Austrian Road, so-called because it was built by Austro-Hungarian WW1 prisoners in 1915, is a marvel of engineering located in the Altai Mountains of East Kazakhstan. Its remoteness and lack of other traffic mean you should be able to take care of yourself.

On the northern part of Madeira Island, in Portugal, lies a rather peculiar and dangerous road called Antiga Estrada Regional 101 (ER101). Due to Madeira's dramatic coastline, the road boasts many curves, narrow passages, and steep climbs and descents. It's rugged, slow, and old, making it one of the most scenic drives in the world.

Adriatic Highway is the name of a scenic drive running along the eastern coast of the Adriatic Sea through Croatia, Bosnia and Herzegovina, and Montenegro. It's one of the best coastal drives in the world.

Forcella Lavardet is a high mountain pass at an elevation of 1,547m (5,075ft) above sea level, located in the province of Belluno, in the Italian region of Veneto. The climb features 14 sharp hairpin turns that seem to lie on one another, gradually climbing up to the top of the pass. It’s one of the most famous hairpinned roads in the world.

Strada dell'Assietta is a military carriageway along the ridge that connects Pian dell’Alpe to Sestriere, in the Province of Torino, in northern Piemonte, Italy.

Lippincott Mine Road is a very challenging drive located in Inyo County, in the U.S. state of California. It’s a faster route to the park than others, but you might be clenching your jaw the whole way, trying not to fall hundreds of feet to oblivion, and it’s not for the casual driver or the casual car. It’s one of the challenging Backcountry roads in Death Valley National Park.

Running across miles of desolate Arctic landscape in Canada, Dempster Highway is the only all-weather road to cross the Arctic Circle.

Located in the Putumayo Department of Colombia, the road from Mocoa to San Francisco is one of the most dangerous roads in the world. It was built in 1930 and zigzags through the Andean mountain range. There have been numerous deaths from cars falling off.

A short section of Pennsylvania Route 61 (PA 61) is officially destroyed in the town of Centralia, in the U.S. state of Pennsylvania. The road has been consumed by an underground mine fire since 1962. The cause of the fire is suspected to be from trash burning that ignited a coal strip in a cave.

Col du Mont-Cenis is a high mountain pass at an elevation of 2,094m (6,870ft) above sea level, located in the Savoie department in the Auvergne-Rhône-Alpes region of France.

Col de l'Iseran is a high mountain pass at an elevation of 2,764m (9,068ft) above sea level, located in the Savoie department of the Auvergne-Rhône-Alpes region in France.

Iroha-zaka is the name of a pair of famous winding roads located in the mountains of Tochigi Prefecture, in Japan. They serve as the main access to connect the lower elevations around central Nikko to the higher elevations of the mountainous Okunikko region. Each corner of the road has a letter from the ancient Japanese alphabet, and you will encounter them in alphabetical order.

Umling La is a high mountain pass at 5.882m (19,300ft) above the sea level, located in Jammu and Kashmir, in India. It’s one of the highest motorable roads in the world. The drive features a real risk of AMS (altitude-mountain-sickness) and death due to Pulmonary Edema and Cerebral Edema.

Outback Highway (or Outback Way) is one of Australia’s great four-wheel-drive odysseys: an adventure track you will never forget. It’s said to be Australia's longest shortcut.