The Himalayas are the highest mountain range in the world, and are often referred to as the 'Roof of the World'.

Mount Everest is the highest mountain peak in the world, and is located on the border between Nepal and China. It is also the highest peak in India.

The Nanda Devi and Kamet peaks are both located in the Himalayas, in the state of Uttarakhand, India.

The Siachen Glacier is located in the Karakoram mountain range, in the disputed territory of Kashmir.

The Deosai Plains are located in the Karakoram mountain range, in the disputed territory of Kashmir.

The Himalayas are home to the world's largest concentration of glaciers outside the polar regions, with over 15,000 glaciers.

The world's highest motorable road is the Manali-Leh Highway, which crosses the Himalayas in the state of Himachal Pradesh, India.

The world's highest railway line is the Qinghai-Tibet Railway, which crosses the Himalayas in the Tibet Autonomous Region of China.

The world's highest lake is Lake Tilicho, which is located in the Himalayas in the Annapurna Conservation Area of Nepal.

The world's highest waterfall is Khon Kaen Waterfall, which is located in the Himalayas in the state of Meghalaya, India.

The world's highest peak that is entirely within India is Kamet, which is located in the Himalayas in the state of Uttarakhand.

The world's highest peak that is entirely within Pakistan is K2, which is located in the Karakoram mountain range.

The world's highest peak that is entirely within China is Kongur Tagh, which is located in the Kunlun Mountains.

The world's highest peak that is entirely within Tajikistan is Ismoil Somoni Peak, which is located in the Pamir Mountains.

The world's highest peak that is entirely within Afghanistan is Noshaq, which is located in the Hindu Kush mountain range.