Cartagena is a historic port city on Spain’s southeastern Mediterranean coast in the Region of Murcia, founded around 227 BC as a Carthaginian settlement and today a mid-sized city of roughly 219,000 inhabitants with a busy harbour and rich archaeological heritage.
Key historical points
Ancient origins: Founded by the Carthaginian commander Hasdrubal and later an important Roman city known as Carthago Nova.Strategic port: Its natural harbour made Cartagena a naval and commercial hub through Roman, Byzantine, Islamic and modern Spanish periods; it became the base of Spain’s Mediterranean fleet under the Bourbons.
Main sights and museums
Roman Theatre and Archaeological sites: A well-preserved Roman theatre discovered in the late 20th century is a highlight.ARQUA National Museum of Underwater Archaeology: Focuses on maritime archaeology and finds linked to Cartagena’s seafaring past.
Historic centre and modernist architecture: The Town Hall, Calle Mayor, and the Muralla del Mar sea wall frame a compact old town with museums, plazas and restaurants.