We are now close to halfway through the 2014 Winter Olympics. In this past week, we've seen top moments in speed skating, snowboarding, luge, skiing, figure skating and more.
To honor Olympic athletes' hard work, we themed this week's Mashable Photo Challenge around the famous Olympic symbol.
See also: Olympic Pickup Lines to Double Axel Your Heart
Mashable readers submitted monochromatic photos in blue, black, red, yellow and green. We selected 20 to feature — four in each color — and created a custom #MashPics version of the rings.

Image: Mashable Composite, MashPics Contestants

Scroll through the selections individually, below, and then check out the full gallery, here.
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