Civitas Claudia Celeia was an ancient Roman settlement located in present-day Celje, Slovenia. Established during the Roman Empire, it served as a significant administrative and economic center in the region. The city was named after the Roman Emperor Claudius and was known for its strategic position along trade routes. The settlement featured typical Roman architecture, including public buildings, temples, and residential areas. Archaeological findings, such as mosaics and inscriptions, provide insight into the daily life and culture of its inhabitants. Today, the site is an important historical landmark, attracting visitors interested in Roman history.