Dazzling Images from Ottawa Climax | Red Bull Crashed Ice

Athletes power out of the gates in freezing cold Ottawa.

©Joerg Mitter/Red Bull Content Pool

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The stunning track started up high and dropped down into the locks of Rideau Canal.

©Joerg Mitter/Red Bull Content Pool

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Many thousands of fans braved temperatures of -20C to watch the action.

©Joerg Mitter/Red Bull Content Pool

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Even Justin Trudeau, the Prime Minister of Canada and a big Ice Cross Downhill fan, was mingling with the crowds.

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A tough track tested the riders to their limits.

©Joerg Mitter/Red Bull Content Pool

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A view from the start gates as riders leap into action.

©Joerg Mitter/Red Bull Content Pool

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Scott Croxall was in brilliant form, powering his way to the men's final with ease.

©Joerg Mitter/Red Bull Content Pool

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With her title rivals failing to shine, Jacqueline Legere went into the women's final knowing a win would seal the world championship.

©Joerg Mitter/Red Bull Content Pool

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And win she did, surging clear of the other finalists to become champion for the second year in a row.

©Balazs Gardi/Red Bull Content Pool

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Legere celebrates with her trophy after the race.

©Joerg Mitter/Red Bull Content Pool

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Scott Croxall knew a win would give him back the title he lost to Cameron Naasz 12 months ago.

©Balazs Gardi/Red Bull Content Pool

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The other riders watched on nervously in the athlete's tent.

©Balazs Gardi/Red Bull Content Pool

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But it was Naasz who grabbed the lead early on, while Croxall crashed heavily on the first turn.

©Armin Walcher/Red Bull Content Pool

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Despite a slip himself near the end, Naasz cruised over the line to make history by becoming the first back-to-back world champion.

©Joerg Mitter/Red Bull Content Pool

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The unstoppable American celebrates with his trophy after a thrilling final night of racing.

©Joerg Mitter/Red Bull Content Pool

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A breathtaking and bruising season finale in pictures

An epic 2016/17 Ice Cross Downhill season ended with an epic final night of racing in freezing cold Ottawa. Shocks, crashes, drama and plenty of tight finishes made this a climax to remember as Cameron Naasz and Jacqueline Legere once again came out on top to retain their titles.

Scroll through the gallery and enjoy the best photos from the Ottawa finale.