Death Road (North Yungas Road)

Cost: You can find Death Road tours costing anywhere between $50-$130, but cheapest is definitely not best here. Find an operator with the right balance of cost-effectiveness and quality. Equipment: You'll want good gear for your Death Road ride.

Known for its extreme danger with 3,500 metres (11,500 ft) of descent, the Death Road draws about 25,000 tourists per year and has become a popular destination for adventure tourism, particularly mountain biking.

Million Dollar Highway, Colorado Toss in erratic Rocky Mountain weather, such as sudden whiteout conditions at 11,000 feet over Red Mountain Pass, and it's easy to see why this 25-mile connector between Silverton and Ouray always strikes a vein among most dangerous road lists.