Gulf of Koper Gulf of Koper The Gulf of Koper or Koper Bay (, , ) is located in the northern part of the Adriatic Sea, and is a part of the Gulf of Trieste. The gulf, named after the city of Koper, is part of the Slovene Riviera and is entirely located in Slovenian territory. Crossed by the river Rižana, it is 18 km² large and spans from Debeli Rtič, next to the borders with the Italian town of Muggia; to Rt Madona, a cape in the town of Piran, that is also the northernmost point of the Gulf of Piran. The
Gulf of Bothnia Gulf of Bothnia The Gulf of Bothnia (; ) is the northernmost arm of the Baltic Sea. It is situated between Finland's west coast and Sweden's east coast. In the south of the gulf lie the Åland Islands, between the Sea of Åland and the Archipelago Sea. Bothnia is a latinization. The Swedish name "Bottenviken" was originally just "Botn(en)" with botn being Old Norse for "gulf" or "bay"; which is also the meaning of the second element "vik". The name "botn" was applied to the Gulf of Bothnia as "Helsingjabotn" in Old Norse, after Hälsingland, which at the time referred