Strada degli Scarubbi is a challenging mountain road located on the boundary between the Veneto and Trentino-South Tyrol regions, in Italy. Built during the First World War, the road is closed to private vehicles.

Located in the Albanian Riviera, Gjipe Beach is said to be the most beautiful beach of the country. The road to the beach is terrifying: steep (up to 9%) with dangerous drop offs. It's best not to look down. One mishap and you plunge off the cliff and into the sea. It’s one of the most scenic coastal drives in the world.

Fontana Amoroza is a very remote beach located on the Akamas Peninsula of Cyprus. The road to the beach starts with a sign which - truthfully - says "Do not enter - dangerous for cars". It is one of the world’s best coastal drives.

Chluse Gorge is a very scenic canyon located in the canton of Bern in Switzerland. This passageway was used from earliest times. The road through the gorges is so narrow that cars (as well as bikes) are only allowed to drive in each direction for 20 minutes every hour.

Cerro Chacaltaya is a high mountain peak at an elevation of 5.260m (17,257ft) above the sea level, located in La Paz Department of Bolivia. It's one of the highest roads of the country.

Muro di Sormano is a short but devastatingly steep climb in Sormano, a municipality in the Province of Como, in Italy.This vertical wall is famous as one of the most severe of any road cycling race, featuring sections in excess of 27% grade. It’s one of the hardest and most epic climbs you can ride on two wheels.

Semo La is a high mountain pass at an elevation of 5.578m (18,300ft) above sea level, located in Coqên County, in the Ngari Prefecture of the Tibet Autonomous Region of China. It’s one of the highest roads of the country.

Buynovo Gorge is a very scenic limestone canyon located in the Smoljan Province of Bulgaria. The road through the gorge is pretty challenging yet scenic.

Cerro Aucanquilcha is a massive stratovolcano located in the Antofagasta Region of Chile. An old mine road used to run to the top, but now much of it about 5.500m (18,044ft) above sea level has been wiped out by landslides. For many years it was the highest drivable road in the world.

Aqabat Thirah is a high mountain pass at an elevation of 2.283m (7,490ft) above sea level located in Yemen. It’s one of the most hairpinned roads in the world,

Suge La is a high mountain pass at an elevation of 5,453m (17,890ft) above sea level, located in the Tibet Autonomous Region of the People's Republic of China.

Rosi Mittermeier Tunnel is a high mountain tunnel at an elevation of 2.830m (9,285ft) above sea level located in the Austrian state of Tyrol. It’s said to be the highest road tunnel in Europe.

Refugio Tejos is a high mountain hut at an elevation of 5,800m (19,000ft) above sea level, located in Chile. It's one of the highest motorable roads in the world.

Located in the heart of the High Atlas Mountains of Morocco, the R704 is undoubtedly one of the most challenging and dangerous roads in the world. This winding high mountain road tops out at 2,910 meters (9,547 feet) above sea level. It’s mostly a dirt road paired with sweeping, slippery, and hard gravel that demands pure concentration.

Lac de Derborence is a high mountain lake at an elevation of 1,465m (4,806ft) above sea level, located in the canton of Valais in Switzerland. The road to the lake is narrow, with a long stretch of continuous handcrafted tunnels and windows, with hair-raising 300m drop-offs.

Poughkeepsie Pass is a high mountain pass at an elevation of 3.938m (12,919ft) above sea level, located in San Juan County, in the US state of Colorado. The road to the summit is very challenging, with tough conditions. It’s one of the highest roads of Colorado.

Forest Road 123 (FR123) is a highly challenging high mountain drive located in Piute County, in the US state of Utah. It's one of the highest roads in Utah, topping out at 3,503m (11,492ft) above sea level.

Brasina is a high mountain peak at an elevation of 1,873m (6,145ft) above sea level, located in the Federation of Bosnia and Herzegovina. It’s definitely one of the best offroad experiences in the country. Due to hazardous areas (minefields), do not hike or ride outside of the dirt road. The climb is very steep, with sections up to 14%.

Located in the middle of the Dolomites, in the Italian Belluno province, the road running along the Serrai di Sottoguda gorge is one of the narrowest roads in the world. The Sottoguda gorge is closed to traffic; only pedestrians and cyclists are allowed.

Sommet de Bellecote is a high mountain peak at an elevation of 3.071m (10,075ft) above sea level, located in the Savoie department of France. It’s one of the highest roads in Europe.

Mount Kyllini is a high mountain peak at an elevation of 2.376m (7,795ft) above sea level, located in the west of the prefecture of Corinthia in Greece. It's one of the highest roads in the country.