The first World Swimming Championships were held in Belgrade, Yugoslavia, in 1973.

Australia has hosted the World Swimming Championships four times, in 1991, 1994, 2007, and 2022.

Michael Phelps holds the record for the most gold medals won at the World Swimming Championships, with 33 gold medals.

The United States has won the most medals at the World Swimming Championships, with over 1,000 medals.

Water polo is not included in the World Swimming Championships, as it is a separate sport governed by the International Swimming Federation (FINA).

The butterfly stroke is known for its underwater dolphin-like kick, where the swimmer's arms and legs move in a continuous undulating motion.

The maximum number of swimmers a country can send to compete in the World Swimming Championships is 20.

The 2019 World Swimming Championships were held in Gwangju, South Korea.

Caeleb Dressel holds the world record in the 100-meter freestyle, with a time of 46.96 seconds.

The first edition of the World Swimming Championships was held in Belgrade, Yugoslavia, in 1973.

Typically, eight swimming disciplines are contested at the World Swimming Championships: freestyle, backstroke, breaststroke, butterfly, individual medley, relay, mixed relay, and open water swimming.

The 2022 World Swimming Championships were held in Budapest, Hungary.

Ippei Watanabe holds the world record in the 200-meter breaststroke, with a time of 2:06.67.

The 2017 World Swimming Championships were held in Budapest, Hungary.

Caeleb Dressel holds the world record in the 50-meter butterfly, with a time of 22.35 seconds.