Different
Swimming has been held at every Olympic games since 1896. Open water swimming was added in the 2008 Olympics.
It gives every country a chance and home team advantage
Yes, it has been in every Olympic.
The length of an olympic pool is 50 metres. As there are 100 centimetres in every metre, means an olympic swimming pool is 5000 cms in length.
China
yes, every country is :)
swimming has appeared at every modern Olympics, which started in 1896. Womens swimming was introduced to the Olympics in 1912.
Yes, it has been since 1984 but the Olympics never had every event in the sport.
U.s.a?
To represent every single country
yes
In a city every 4 years but before in a country