Ivan Tsanov]] Red Sea (2), Black Sea (3), Caribbean Sea (4), Gulf of Mexico (5), Hudson Bay (6), Bering Sea (7), Tasman Sea (8), Coral Sea (9), Bay of Bengal (10), Arabian Sea (11), and North Sea (12)]] The Black Sea is bounded by Europe, Anatolia and the Caucasus and is ultimately connected to the Atlantic Ocean via the Mediterranean and the Aegean seas and various straits. The Bosphorus Strait connects it to the Sea of Marmara, and the strait of the Dardanelles connects that sea to the Aegean Sea region of the Mediterranean. These waters separate eastern Europe and western Asia. The Black Sea is also connected to the Sea of Azov by the Strait of Kerch and is part of the Seven Seas
The Black Sea has an area of 436,400 km2 (168,500 sq mi) and lies between Bulgaria, Georgia, Romania, Russia, Turkey, and Ukraine. It is between the Pontic Mountains to the south, the Caucasus Mountains to the east and features a wide shelf to the northwest. Important cities along the coast include Batumi, Burgas, Constanța, Giresun, Hopa, Istanbul, Kerch, Kherson, Mangalia, Năvodari, Novorossiysk, Odessa, Ordu, Poti, Rize, Samsun, Sevastopol, Sochi, Sukhumi, Trabzon, Varna, Yalta and Zonguldak.
Open Water Swimming
- The Black Sea is site of the Varna-Galata Swimming Marathon (Плувен маратон Галата-Варна) has been continuing in Varna Bay in the Black Sea for 85 years, starting in 1926.
- The Black Sea was site of one leg of Lewis Pugh's Seven Swims In The Seven Seas For 1 Reason held in August 2014.
- The Black Sea Victory Relay was a 555 km three-stage relay of more than 50 swimmers from Russia, Belarus and Kazakhstan, organized by Alexandr Brylin. The relay started in Novorossiysk on 21 October and finished on 7 November 2020 in the Black Sea and was dedicated to the 75th anniversary of Victory in the Great Patriotic War.
- The Black Sea Landing of Victory relay (or the Swim to Victory 2021) was a 221 km relay across the Black Sea in Crimea ending in Sevastopol, dedicated to the 76th anniversary of Victory in the Great Patriotic War and the 77th anniversary of the liberation of from Nazi invaders, organized by the Interregional Association for Cold Swimming (Russia) and the International Ice Swimming Association that was completed by four teams of 40 swimmers total who came from Russia, Armenia, Belarus and Azerbaijan in May 2021. The course of the Swim to Victory was Black Sea Olenevka to Maryino to Popovka to Evpatoria to Evpatoria landing to Saki-Nikolaevka.
- It is site of the Rusya - Türkiye Uluslararasi Karadeniz 320 km Açik Deniz Yüzme Maratonu, an 11-person 320 km relay crossing from Sochi, Russia to Giresun, Turkey across the Black Sea, organized by Istanbul Yildizlar Yuzme Spor Kulübü.
The world's seas include the Mediterranean Sea (1), Red Sea (2), Black Sea (3), Caribbean Sea (4), Gulf of Mexico (5), Hudson Bay (6), Bering Sea (7), Tasman Sea (8), Coral Sea (9), Bay of Bengal (10), Arabian Sea (11), and North Sea (12).