The museum's function comprise the coastline and northern area of the former Vaasa province. The collections relate to both peasant and upper-class culture, the history of the town of Vaasa and Ostrobothnia. There are for example the coin collection of Mauritz Hallberg, the Hedman collection of visual and industrial art from different countries, mostly Dutch and Italian, the oldest dating from the 15th century. The Finnish art collection is from the 19th and 20th centuries.
Terranova-Kvarkens Nature Centre is also located to the same building. It exhibits fauna and geology of the Kvarken area, the landrising and the ice age, information in nature tourism and contacts also information in the Forest and Park Services, virtual aquarium, natural history collections of Ostrobotnia Australis, Wildlife Nature Film Festivals.
The city walls of Avila were built in the 11th century to protect the citizens from the Moors. They have been well maintained throughout the centuries and are now a major tourist attraction as well as a UNESCO World Heritage Site. Visitors can walk around about half of the length of the walls.
The layout of the city is an even quadrilateral with a perimeter of 2,516 m. Its walls, which consist in part of stones already used in earlier constructions, have an average thickness of 3 m. Access to the city is afforded by nine gates of different periods; twin 20 m high towers, linked by a semi-circular arch, flank the oldest ones, Puerta de San Vicente and Puerta del Alcázar.