Major cities in south Asia, tentative develop in the areas that have blank

Vast deserts
Extreme climate variation
Higher elevations
Fertile farmland

Some major cities in South Asia that have developments in the areas with the mentioned characteristics are:

1. Jaipur, India: Located in the desert state of Rajasthan, Jaipur is known as the "Pink City" and is famous for its stunning palaces, forts, and vibrant markets.

2. Jaisalmer, India: Situated in the heart of the Thar Desert in Rajasthan, Jaisalmer is a UNESCO World Heritage Site known for its enchanting sand dunes and magnificent sandstone architecture.

3. Udaipur, India: Located in the semi-arid region of Rajasthan, Udaipur is known as the "City of Lakes" and is renowned for its beautiful palaces, lakes, and intricate architecture.

4. Kabul, Afghanistan: Situated on a high plateau in the Hindu Kush mountains, Kabul is the capital city of Afghanistan. It experiences extreme variations in temperature, with hot summers and cold winters.

5. Kathmandu, Nepal: Situated in the Kathmandu Valley at an elevation of approximately 1,400 meters, Kathmandu is the capital city of Nepal. It offers a mix of historical architecture, cultural heritage, and beautiful landscapes.

6. Lahore, Pakistan: Located in the fertile plains of Punjab, Lahore is the second-largest city in Pakistan. It experiences extreme variations in climate, with scorching summers and chilly winters.

7. Dhaka, Bangladesh: Situated in the fertile Ganges-Brahmaputra Delta, Dhaka is the capital city of Bangladesh. It experiences a tropical monsoon climate with hot, humid summers and mild winters.

8. Colombo, Sri Lanka: Located on the western coast of Sri Lanka, Colombo is the commercial capital and largest city of the country. It has a coastal climate with relatively high temperatures and humidity throughout the year.

These cities showcase diverse characteristics of South Asia, including desert regions, extreme climate variations, higher elevations, and fertile farmland.