21: Tianmen Mountain Road, Hunan, China
The Chinese are known for their feats of modern engineering, and this road is no different. The Tianmen Mountain Road is one of the longest roads in the world, measuring 7,455 meters. If you’ve never had the chance to visit this road, you’ll want to.
The sheer depth of the twists and turns make this an addicting place to visit. Hunan is one of the quieter areas of China. If you’re into meditation or yoga and have been looking for a retreat, Hunan is it. When we think about some of the must-drive roads in the world, Tianmen Mountain Road is at the top of the list.