Almost 13,000 athletes registered to compete in the Age-Group, Kids and Elite competitions, making the Hamburg Triathlon the largest in the world.

After three rounds of voting we reach the half way point of the series. Vote now for your favourite picture from Hamburg 2010.

A definite winner this week with double the votes of its closest rival - a landslide victory.

The road to London 2012 officially began in Madrid as Olympic qualifying started at the third leg of the Dextro Energy Triathlon ITU World Championship Series.

In the fourth installment of our “Looking Back on 2010” video feature series, we spotlight a familiar face – Javier Gomez – racing at home in Spain.

Here's your chance to pick Photo of the Year from the Dextro Energy Triathlon ITU World Championship Series.

Two images standout with over half the votes and it swung between these two all week for the lead.

The second round of the 2011 Dextro Energy Triathlon ITU World Championship Series headed to yet another Olympic city, Seoul.

In our second "Looking Back: 2010" video feature series, we took athletes Lisa Norden of Sweden and Barbara Riveros of Chile to a baseball game in Seoul. The game was an opportunity for the Chilean to give the Swede

With the results in for our first instalment for Photo of the Year, there was little dispute for the top spot, as one photograph took over a third of the total votes.