Synchronized swimming explained

From unflavored gelatin to underwater speakers to "beeping;" synchronized swimming has a specialized set of equipment and competitive framework all its own. -- By John Parker.

The team from Ukraine perform their duets technical routine in the final of the Synchronised Swimming Team event at the European Championships Diving and Synchronized Swimming at Pieter van den Hoogenband stadium in Eindhoven, south central Netherlands, Sunday May 27, 2012. (AP Photo/Ermino Armino)
nose plugs or makeup
The team from Ukraine perform their duets technical routine in the final of the Synchronised Swimming Team event at the European Championships Diving and Synchronized Swimming at Pieter van den Hoogenband stadium in Eindhoven, south central Netherlands, Sunday May 27, 2012. (AP Photo/Ermino Armino)
Team Ukraine performs in the final of the Synchronised Swimming Team event at the European Championships Diving and Synchronized Swimming at Pieter van den Hoogenband stadium in Eindhoven, south central Netherlands, Saturday May 26, 2012. (AP Photo/Ermino Armino)
speakers
Team Ukraine performs in the final of the Synchronised Swimming Team event at the European Championships Diving and Synchronized Swimming at Pieter van den Hoogenband stadium in Eindhoven, south central Netherlands, Saturday May 26, 2012. (AP Photo/Ermino Armino)
Korea's Kim Sung Eun and Yoo Na Mi perform in the duet technical routine preliminary round in synchronized swimming, in the Olympic Aquatic Center at the 2004 Olympic Games in Athens, Tuesday Aug. 24, 2004. (AP Photo/Lefteris Pitarakis)
beeping
Korea's Kim Sung Eun and Yoo Na Mi perform in the duet technical routine preliminary round in synchronized swimming, in the Olympic Aquatic Center at the 2004 Olympic Games in Athens, Tuesday Aug. 24, 2004. (AP Photo/Lefteris Pitarakis)

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