Odessa is a major port city located on the Black Sea in Ukraine. It has a population of over one million people and is known for its vibrant culture and architecture. Yalta is a resort city located on the Black Sea in Crimea, Russia. It is a popular tourist destination and is known for its beautiful beaches and scenery. AZOV is a small city located on the Black Sea in Russia. It is known for its fishing industry and is a popular destination for tourists looking to explore the region.