Istanbul is the largest city in Turkey and is located in the northwest of the country, straddling the Bosporus Strait that separates Europe and Asia. Istanbul is the economic, cultural, and historical centre of Turkey, and is home to many important landmarks and tourist attractions.

Some of the popular locations in Istanbul include:

1. Hagia Sophia: This is an ancient church that was later converted into a mosque, and now serves as a museum. It is one of the most famous landmarks in Istanbul and is known for its stunning architecture and intricate mosaics.

2. The Blue Mosque: This is a historic mosque known for its blue tiles and six minarets. It is located in the heart of Istanbul and is one of the most visited attractions in the city.

3. The Grand Bazaar: This is one of the largest and oldest covered markets in the world, with over 4,000 shops selling everything from jewellery and clothing to spices and souvenirs.

4. The Bosphorus: This is the strait that separates Europe and Asia and is one of the most scenic areas in Istanbul. Visitors can take a boat tour along the Bosphorus to see the city from a different perspective.

5. Topkapi Palace: This is a historic palace that was the residence of the Ottoman sultans for several centuries. It is now a museum and features many interesting exhibits and artefacts.

Istanbul is one of the most popular tourist destinations in the world, attracting millions of visitors each year. Here are some of the nationalities that commonly holiday and buy property in Istanbul:

1. Arab: Istanbul is a popular destination for Arab tourists and property buyers. Many people from Saudi Arabia, Kuwait, Qatar, and the United Arab Emirates are attracted to the city for its rich history, cultural heritage, and luxury shopping experiences.

2. European: European tourists and property buyers are also common in Istanbul. Many people from countries like Germany, France, Italy, and Spain are attracted to the city for its beautiful architecture, rich culture, and vibrant nightlife.

3. Russian: Russian tourists and property buyers are also present in Istanbul. Many Russians are drawn to the city for its stunning architecture, rich history, and luxury shopping experiences.

4. American: American tourists and property buyers are also common in Istanbul. Many Americans are attracted to the city for its rich cultural heritage, historical significance, and unique cuisine.

5. Turkish: Istanbul is also popular with Turkish tourists and property buyers. Many Turks from other parts of the country come to Istanbul to experience its vibrant culture, unique cuisine, and rich history.

Overall, Istanbul attracts a diverse range of nationalities, including Arab, European, Russian, American, and Turkish, among others. The reasons for visiting and buying property in Istanbul vary, but many people are drawn to the city for its rich history, cultural heritage, stunning architecture, unique cuisine, and vibrant nightlife.

Tourism is a major industry in Istanbul, and there are many hotels, restaurants, and shops that cater to visitors. The city is especially popular with history buffs and culture enthusiasts, but there is something for everyone in Istanbul. The city has a vibrant nightlife, a world-class dining scene, and many outdoor activities.

The average temperatures in Istanbul vary depending on the season. In the summer months (June-August), temperatures typically range from 20-30°C (68-86°F), while in the winter months (December-February), temperatures can dip down to 5-10°C (41-50°F). The spring and fall months (March-May and September-November) tend to have milder temperatures, with highs ranging from 15-20°C (59-68°F).

In terms of buying property, Istanbul is a popular destination for real estate investment. Some of the popular areas for buying property in Istanbul include Beyoglu, Sisli, Besiktas, and Kadikoy. These areas are located on the European side of the city and are known for their historic architecture, lively neighbourhoods, and easy access to public transportation.