What city in southeastern Europe was the culturalcenter of ancient civilization?

The city of Athens, located in southeastern Europe, is often regarded as the cultural center of ancient civilization. It was the birthplace of democracy and home to significant developments in philosophy, theater, and the arts. Renowned figures like Socrates, Plato, and Aristotle emerged from Athens, influencing Western thought. Additionally, its architectural achievements, such as the Parthenon, exemplify its cultural significance.