The capital city of Romania is Bucharest. Often referred to as "Little Paris" due to its historical architecture and vibrant cultural scene, Bucharest is Romania's largest city and serves as the political, economic, and cultural center of the country. The city boasts a mix of modern buildings, communist-era architecture, and historical structures like the Palace of the Parliament, one of the largest administrative buildings in the world. Bucharest is known for its parks, museums, and bustling nightlife, making it a popular destination for both tourists and locals alike.