Swimming - is a sport or sport discipline . Also it , Olympic water sport . In which you have to swim different distances in the shortest time . Swimming isn ‘ t only for men but also for women . Swimming - is a very ancient activity . The first swimming pool was built in 1879 . Over time , more and more pools appeared . The first Swimming Olympiad was held in 1896 in Athens . But only men participated in the Olympiad . They swam at distances of 100, 500, 1200 meters freestyle . In 1900 freestyle swimming was getting faster and more efficient . In 1912 , women took part in the Olympic swimming competitions for the first time . Swimming is very popular in Australia . The two best male swimmers in the world are Michael Phelps ( Maryland ) and Alexander Popov ( Russia ) . The two best female swimmers in the world are Yulia Efimova ( Russia ) and Anastasia Fesikova ( Russia ) . The main swimming styles : Thanks everyone for watching . Goodbye ! 🙃