7. Paso Internacional Los Libertadores – Argentina, Chile

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As the main transport route between Chile and Argentina, this road connects the two countries. It's a scenic route, but beware of the 20 hairpin turns. No matter how much you love it, it's easy to crash on such a route.
8. Amalfi Coast Highway – Italy
Driving along this highway along the Tyrrhenian Sea offers beautiful views of the coast, but the journey can be difficult at times.
9. Sichuan-Tibet Highway – China
The 2,412-kilometer-long Sichuan-Tibet Expressway passes through 14 high mountains and several turbulent rivers, with an average altitude of over 4,000 meters. The highway starts at the eastern edge of the Tibetan Plateau and ends in Lhasa.