Tehran is the capital and largest city of Iran, located in the northern part of the country. It is situated at the foothills of the Alborz Mountains and is the most populous city in Iran, with a population of over 8.7 million people. The wider metropolitan area of Tehran, known as Greater Tehran, has a population of over 15 million.

Tehran has a rich history dating back thousands of years and has been the capital of Iran for over 200 years. It is a major cultural, economic, and political center in the region. The city is known for its diverse architecture, including historical landmarks such as the Golestan Palace, the Grand Bazaar, and numerous museums and art galleries.

The climate in Tehran is classified as a semi-arid continental climate, with hot summers and cold winters. The city experiences a significant temperature variation throughout the year, with temperatures ranging from below freezing in winter to high temperatures exceeding 40 degrees Celsius (104 degrees Fahrenheit) in summer.

Tehran is also home to several prestigious universities, including the University of Tehran, Sharif University of Technology, and Iran University of Science and Technology. The city has a vibrant cultural scene with theaters, music venues, and a thriving film industry. Traditional Iranian cuisine, as well as international cuisine, can be found in the city’s numerous restaurants and cafes.