Komarovo, Saint Petersburg Komarovo, Saint Petersburg Komarovo (; ) is a municipal settlement in Kurortny District of the federal city of St. Petersburg, Russia, located on the Karelian Isthmus on the shore of the Gulf of Finland, and a station of the Saint Petersburg-Vyborg railroad. It is located about northwest of central Saint Petersburg. Population: During the summer months, the population increases five to six times. Like many settlements located on the Karelian Isthmus on the Saint Petersburg-Vyborg railroad line, Kellomäki was vigorously developed in the late 19th - early 20th century at the height of the summer-resort boom. The original meaning of
20th-century music had earlier been called race music, and country music. See also rock musical and rock opera. 20th-century music During the 20th century there was a huge increase in the variety of music that people had access to. Prior to the invention of mass market gramophone records (developed in 1892) and radio broadcasting (first commercially done ca. 1919–20), people mainly listened to music at live Classical music concerts or musical theatre shows, which were too expensive for many lower-income people; on early phonograph players (a technology invented in 1877 which was not mass-marketed until the mid-1890s); or by individuals performing music