The uniforms worn in the 2012 games don't leave a lot of room for fashion statements or individuality, so Olympians—from swimmers, to weightlifters, to archers—have been using their nails as mini-canvases to express their patriotism or simply reflect the experience of the Olympics. Besides, there's no better way to show off a medal than by holding it up with a perfectly manicured hand.

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Union Jack art is big amongst the home team. Clockwise from left: swimmer Rebecca Adlington, a player on the UK's women's basketball team, gymnast Lynne Hutchison, and tennis player Laura Robson.

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Mexican weightlifter Luz Mercedes pairs her own flag with the Union Jack.

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US volleyball player Destinee Hooker.

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Hungarian swimmer Suzana Jacobos; US tennis star Venus Williams.

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Many athletes have been Tweeting and Instagraming their nail art. Clockwise from left: US shooter Amanda Furrer, British tennis player Heather Watson, Aussie slalom kayaker Jess Fox, US sprinter Sanya Richards-Ross, and Australian beach volleyball player Becchara Palmer.

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Spanish swimmer Mireia Belmonte García, Danish tennis player Caroline Wozniacki, and French swimmer Margaux Farrell.

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Archers: Mexico's Aida Roman, Ukraine's Lidiia Sichenikova, and UK's Amy Oliver.

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Winners: US swimmer Missy Franklin, Aussie swimmer Bronte Barratt, and Ruta Meilutyte of Lithuania.

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The gold medal for Best Nails at the Olympics goes to Italian swimmer Stefania Pirozzi.