akershus fortress in oslo, norway

air aker akershus ancient architecture beauty big brygge castle celebrations ceremonies coast concerts construction defense design destination discover environment events explore fjord fortress free fresh from guard hakon headland history huge importance inhabitants inspiration interpretation invasion king landscape learn liberty line location lookout major medieval modernized natural norway old oslo outlook outside past popular powerful powerhouse pride protect renaissance residence resistance royal saga scandinavian sea security self shore spectacle strategical strong style sunset towers view vision walls watch wonderful