World Rafting Championship website.

Juan Carlos Ulate / Reuters
Norway's women's team runs the rapids in the downriver competition at the Costa Rica 2011 World Rafting Championships, in the Pacuare river in Turrialba, 50 miles east of San Jose, Oct. 10. Thirty-two countries are taking part in the World Rafting Championships.

Ezequiel Becerra / AFP - Getty Images
The rafting team of Finland runs a section of rapids in the Downriver event at the Rafting World Championships near Turrialba, east of the capital of San Jose, Costa Rica, on October 10.