Filippi is a historical site located in northern Greece, known for its significant archaeological remains. Founded in 356 BC by Philip II of Macedon, the city played a crucial role in ancient history, particularly during the Roman Empire when it became a prominent urban center. The site is famous for its well-preserved ruins, including a theater, basilicas, and ancient walls. It is also associated with the Apostle Paul, who visited Filippi and established one of the first Christian communities in Europe, making it an important location for both historical and religious studies.