Korsholma Castle ("Korsholman linna" in Finnish, "Korsholm slott" in Swedish, also known as "Chrysseborg") was a medieval castle in
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Korsholma Castle — (Finnish: Korsholman linna, Swedish: Korsholm slott, also known as Chrysseborg[1]) was a medieval castle in Vaasa, Finland. It was proba … Wikipedia
Oulu Castle — today, with a former observatory built on the remaining powder magazine. Oulu Castle (Swedish: Uleåborgs slott[1], Finnish: Oulun linna) was a late defense ca … Wikipedia
Olavinlinna — by night Olavinlinna (Swedish: Olofsborg; literally St. Olaf s Castle, see Olaf II of Norway) is a 15th century three tower castle located in Savonlinna, Finland. It is the northernmost medieval stone fortress still standing … Wikipedia
Mannerheim Line — Karelian Isthmus The Mannerheim Line from the Gulf of Finland to Lake Ladoga. Type … Wikipedia
