25 interesting facts about Madrid:
1. Madrid is the capital and largest city of Spain, with a population of over 3.3 million people.
2. The city was founded in the 9th century by the Muslim ruler Muhammad I of Cordoba.
3. Madrid is the third largest city in the European Union, after London and Berlin.
4. The city's name is derived from the Arabic word "Majrīṭ", which means "place of water."
5. Madrid is located in the center of Spain, and is the only European capital city to be situated at such high altitude (approximately 650 meters above sea level).
6. The famous Spanish painter Francisco de Goya was born in the nearby town of Fuendetodos, and lived and worked in Madrid for many years.
7. The Plaza Mayor is one of the most famous landmarks in Madrid, and has been the site of many important historical events over the centuries.
8. The city's main park, El Retiro, covers 350 acres and features beautiful gardens, a lake, and several monuments.
9. Madrid has one of the largest urban parks in the world, Casa de Campo, which is almost 5 times larger than New York's Central Park.
10. Madrid has a Mediterranean climate, with hot summers and cool winters.
11. The Puerta del Sol is the most famous square in Madrid, and is considered the center of the city.
12. The Royal Palace of Madrid is the largest royal palace in Europe by floor area.
13. Madrid is home to some of the world's most famous art museums, including the Prado Museum, the Thyssen-Bornemisza Museum, and the Reina Sofia Museum.
14. The Madrid-Barajas Airport is the largest airport in Spain, and one of the busiest in Europe.
15. The Spanish football club Real Madrid, one of the most successful clubs in the world, is based in Madrid.
16. Madrid's metro system is one of the largest in Europe, with over 300 stations.
17. Madrid is known for its lively nightlife, with many bars, clubs, and restaurants open until the early hours of the morning.
18. Madrid is home to several universities, including the Complutense University of Madrid, one of the oldest universities in the world.
19. The city's symbol is a bear eating from a strawberry tree, which can be seen on the Madrid coat of arms.
20. Madrid has a rich culinary culture, with many traditional dishes such as cocido madrileño, callos a la madrileña, and huevos rotos.
21. The famous Spanish writer Miguel de Cervantes, author of Don Quixote, lived and died in Madrid.
22. Madrid hosted the 1982 FIFA World Cup, and the UEFA Champions League final in 2010 and 2019.
23. The Gran Via is one of the most famous streets in Madrid, and is known for its theaters, cinemas, and shops.
24. Madrid's architecture reflects the city's diverse history, with buildings ranging from medieval churches to modern skyscrapers.
25. Madrid is the economic and financial center of Spain, and is home to the headquarters of many multinational companies.