The terms international waters or transboundary waters apply where any of the following types of bodies of water transcend international boundaries: oceans, large marine ecosystems, enclosed or semi-e
Komárno, in Slovakia, is an inland port on the Danube River, which is an important international waterway.
The Atlantic Ocean has the busiest ocean trade routes in the world.
The Bosporus or Bosphorus Strait is a natural strait and an internationally significant waterway located in Turkey which is straddled by the city of Istanbul. The Bosporus connects the Black Sea to th
International waters
…shipping. Separately, the Royal Ordinance of 1999 regulates the access of foreign warships to Danish waters. Several conventions have opened the Bosphorus and Dardanelles to shipping. The latest, the Montreux Convention Regarding the Regime of the Turkish Straits, maintains the straits' status as an…
Aerial view of the Bosporus taken from its northern end near the Black Sea (bottom), looking south (top) toward the Marmara Sea, with the city center of Istanbul visible along the strait's hilly banks
Painting by Tristram Ellis
The Bosphorus, with the Castles of Europe & Asia. 19th-century engraving by Thomas Allom. The castles are Rumelihisarı and Anadoluhisarı, respectively. The original is a watercolor available in the online collection of the Victoria and Albert Museum.
Modern (2012) view of the European side of Istanbul from the southern entrance to the Bosporus