PHOTOS: 2013 Bullhead City River Regatta

20,000 people participated in the annual Bullhead City River Regatta on Aug. 10 in Laughlin, Nev.

  • In this photo provided by the Las Vegas News Bureau, more than 20,000 people float down the Colorado River during the Bullhead City River Regatta in Laughlin, NV. Saturday, August 10, 2013. (Photo/Las Vegas News Bureau, Brian Jones)

  • In this photo provided by the Las Vegas News Bureau, more than 20,000 people float down the Colorado River during the Bullhead City River Regatta in Laughlin, NV. Saturday, August 10, 2013. (Photo/Las Vegas News Bureau, Brian Jones)

  • In this photo provided by the Las Vegas News Bureau, more than 20,000 people float down the Colorado River during the Bullhead City River Regatta in Laughlin, NV. Saturday, August 10, 2013. (AP Photo/Las Vegas News Bureau, Brian Jones)

  • In this photo provided by the Las Vegas News Bureau, more than 20,000 people float down the Colorado River during the Bullhead City River Regatta in Laughlin, NV. Saturday, August 10, 2013. (AP Photo/Las Vegas News Bureau, Brian Jones)

  • In this photo provided by the Las Vegas News Bureau, more than 20,000 people float down the Colorado River during the Bullhead City River Regatta in Laughlin, NV. Saturday, August 10, 2013. (AP Photo/Las Vegas News Bureau, Brian Jones)