Asuncion Pineyrua is a professional racehorse photographer dedicated to snapping the world's speediest stallions.
Asuncion Pineyrua
Pictured is Frankel -- Pineyrua's favorite horse to photograph -- who was adjudged the world's highest-rated racehorse in 2011.
Asuncion Pineyrua
Ridden by jockey Tom Queally and trained by Henry Cecil, Frankel went unbeaten in all 14 races of his career.
Asuncion Pineyrua
Sea the Stars is an Irish thoroughbred distantly related to Frankel.
Asuncion Pineyrua
He recorded wins at some of the most prestigious races in the world, including the 2,000 Guineas, the Epsom Derby and the Prix de l'Arc de Triomphe.
Asuncion Pineyrua
Photographing horses is tricky business. Pineyrua tells CNN how horses "start losing their minds" after half an hour. The challenge is to shoot them while they're relaxed.
Asuncion Pineyrua
She tries to bring out the "muscular" quality of a racehorse -- the end result being "more like a sculpture" than a photograph.
Asuncio Pineyrua
But you have to be patient -- it can sometimes take days or even weeks to capture the perfect angle.
Asuncio Pineyrua
Bated Breath raced from 2010-2012, gaining six wins in European flat races.
Asuncion Pineyrua
He is the sire of Dansili (pictured,) whose most notable victory came in France at the Prix du Muguet in 2000.
Asuncion Pineyrua
France-born Champs Elysees was victorious at the Canadian International Stakes in 2009.
Asuncion Pineyrua
In 2011, So You Think won more prize money in Britain and Ireland than any other horse -- including Frankel.
Asuncio Pineyrua
He enjoys a shower by the stables.
Asuncio Pineyrua
You can see the full range of Pineyrua's work here.