The capital city of Spain is Madrid. Positioned in the heart of the country, Madrid is not only the political center but also a cultural and economic hub. The city is known for its vibrant atmosphere, historic architecture, and rich artistic heritage, with landmarks such as the Royal Palace, Plaza Mayor, and the famous Prado Museum. Additionally, Madrid boasts an array of parks, restaurants, and nightlife, making it a popular destination for both tourists and residents. Its central location facilitates travel to various regions of Spain and beyond.