A Russian training ship, the Khersones, during a naval parade to mark Russian Navy Day in Sevastopol, Crimea. A Russian Navy vessel sails along the Neva River during the naval parade for Russia's Navy Day in St. Petersburg. Fireworks go off to mark Russian Navy Day in St. Petersburg. Russian navy frigates fire missiles during Russia's Navy Day celebration in Sevastopol in Crimea. Established in 1939, Russian Naval Day was originally celebrated on July 24 and was changed to the last Sunday in July in 1980.

Source: CNN July 31, 2017 05:01 UTC