The Annapurna is considered as the most dangerous mountain in the world to climb. It recorded the highest fatality-to-summit ratio - a staggering 38%. Most of these deaths were due to avalanches and the ascent via the difficult south face of the mountain.
The K2 is among the most dangerous mountains in the world to climb. It has the second-highest fatality rate among the high mountains - about 25%. For this reason, the K2 is known as the Savage Mountain. The Chinese side of the mountain is the most dangerous.
Kangchenjunga is the third toughest mountain to climb with a fatality-to-summit ratio of 22%. However, it recorded the highest fatality rate among the highest mountains in recent years (from 1990 and after). The danger is mainly posed by the unpredictable weather, ice, and avalanches.
4. Nanga Parbat
Nanga Parbat is nicknamed as the Man Eater. It has seen death of approximately 5.5% of all the climbers who have attempted it. The danger is posed due to the 15,000 feet high south face, which is the highest mountain face in the world.
The Eiger is another tough mountain to climb because of the north face of the peak. The north face of the Eiger continues to challenge climbers of all abilities with both its technical difficulties and the heavy rockfall that rakes the face.
6. Baintha Brakk
Baintha Brakk is among the most difficult mountains to climb in the world mainly due to the combination of a steep, craggy granite tower and high altitude. It took 24 years between the first ascent in 1977 and the second ascent in 2001.
7. Mt. Everest
More that 1,500 people have climbed the highest mountain in the world. Still it is among the most dangerous mountains in the world because of the extreme altitude of Everest. Even the extreme weather can make it an undeniably dangerous objective.
8. Mt. Vinson
Mt. Vinson is dangerous to climb because of its isolation, combined with the extreme cold and unpredictable weather of Antarctica. Even a small accident in this extreme weather could be disastrous and fatal for any climbers.
The Matterhorn is one of the most dangerous peaks in the Swiss Alps. The peak is prone to avalanches and rockfalls, making it extremely hazardous. In addition to this threat, the paths get overcrowded in this peak making it one of the fearsome mountains to climb.
10. Mt. McKinley
Mt. McKinley, also known as Denali, is the highest mountain in North America. Though its altitude is only 20,320 feet, the altitude, weather, and extreme temperature of the mountain pose a serious danger for mountaineers who climb it.
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