Flag of Gibraltar - Symbol of Sovereignty and Heritage #3046106 (License: Personal Use)

The flag of Gibraltar consists of a white upper stripe and a red lower stripe, with a red three-towered castle centered on the white field and a gold key hanging beneath it. The castle represents the Moorish Castle of Gibraltar, while the key symbolizes the territory’s strategic significance as the gateway to the Mediterranean Sea. This design has been in official use since 1982 and reflects centuries of historical influence from Spain, Britain, and North Africa.

Used on government websites, educational resources, travel guides, and cultural pages about British Overseas Territories; matches user intent for learning about national symbols, geography, or preparing for travel to Gibraltar.