Makalu is the fifth highest mountain in the world, with a summit elevation of 8,485 meters (27,838 feet) above sea level. It is located on the border of Nepal and Tibet, in the Mahalangur Himalaya range, just southeast of Mount Everest.

The name "Makalu" means "Great Black" in the local language, referring to the dark, rocky appearance of the mountain. Makalu is known for its steep, technical terrain, with several challenging routes leading to the summit.

The first successful ascent of Makalu was made in 1955 by a French team led by Jean Franco and Lionel Terray. Since then, the mountain has been climbed by a number of elite mountaineers, including Reinhold Messner and Jerzy Kukuczka.

The area surrounding Makalu is home to a variety of ethnic groups, including the Sherpa people, who have a rich cultural heritage and are renowned for their mountaineering skills. The region is also home to a wide range of flora and fauna, including rare and endangered species such as the snow leopard and the Himalayan black bear.

Makalu is a popular destination for trekking and mountaineering, with several routes leading to the base camp and beyond. The area is also known for its stunning natural beauty, including pristine forests, alpine meadows, and snow-covered peaks.