Arica is a port city in northern Chile, located only 18 km (11 miles) south of the border with Peru. It is the capital of the Arica Province in the Tarapacá Region and has a population of approximately 200,000, and is also known as the "city of the eternal spring". The city was part of Peru until 1880, when it was invaded by Chilean forces during the War of the Pacific. The taking of the Morro de Arica, one of the war's most famous actions, happened in this city. Arica Cape Arica Cape