List of Tallest Mountains in the World
A definitive ranking of the highest mountain peaks on Earth, all towering above 8,000 metres in the Himalayan and Karakoram ranges of Asia.
The world's tallest mountains are concentrated in a single, dramatic stretch of Asia — the Himalayas and the neighbouring Karakoram range. Every one of the ten highest peaks on Earth rises above 8,000 metres, a threshold so exclusive that climbers refer to the summits as the "eight-thousanders." There are only fourteen of them on the entire planet, and all ten of the very tallest sit along the borders of Nepal, Tibet (China), India, and Pakistan. Mount Everest, at 8,848.86 metres, is the undisputed roof of the world, its height officially re-measured by a joint Nepali–Chinese survey in 2020. But it is not necessarily the hardest climb. K2, the second-tallest, is widely regarded as the most technically demanding and dangerous of the eight-thousanders — its steep, storm-lashed pyramid has killed roughly one climber for every four who reach the summit. Annapurna I, despite being only the tenth-tallest, has historically had the highest fatality rate of all. These peaks were formed by the same geological collision that continues to shape the continent: around 50 million years ago, the Indian tectonic plate drove into Eurasia, and the Himalayas are still rising today at roughly 5 millimetres per year. For the high-altitude communities living in their shadow — Sherpa, Balti, Bhotiya, and Tibetan — the mountains are sacred, not conquered. Climbing all fourteen eight-thousanders is one of mountaineering's rarest achievements. The first person to do so without supplemental oxygen was Reinhold Messner, who completed the feat in 1986. As of the mid-2020s, fewer than fifty people have repeated it.
| # | Name |
|---|---|
| 1 | Mount Everest Nepal / China (Tibet) |
| 2 | K2 Pakistan / China |
| 3 | Kangchenjunga Nepal / India |
| 4 | Lhotse Nepal / China (Tibet) |
| 5 | Makalu Nepal / China (Tibet) |
| 6 | Cho Oyu Nepal / China (Tibet) |
| 7 | Dhaulagiri I Nepal |
| 8 | Manaslu Nepal |
| 9 | Nanga Parbat Pakistan |
| 10 | Annapurna I Nepal |
This list is compiled from verified public records and reference sources. Last verified: April 20, 2026.
Found an error? Report it here