<p>"I tried to stay with the horse, but with nothing to hold on to, I fell face first into the mud," said Paiton Lech, an 18-year-old wild horse racer who competed at Nebraska's Big Rodeo in Burwell.</p>

"I tried to stay with the horse, but with nothing to hold on to, I fell face first into the mud," said Paiton Lech, an 18-year-old wild horse racer who competed at Nebraska's Big Rodeo in Burwell.

Photograph by Brian Lehmann

Our Favorite Instagram Photos: Muddy Cowboy and Polar Bear Selfie

We selected our favorite pictures from the past week on @natgeo Instagram. See more of our photographers' best shots on Instagram.

This week on the @natgeo Instagram, a cowboy takes a muddy fall, one photographer honors a family gathering, and a polar bear takes a selfie.

Each week our photo editors select their favorite photos that were posted on the @natgeo Instagram account. Follow this week's photographers: @brianlehmannphotography, @ladzinski, @markosian, @jonasbendiksen, @robertclarkphoto, @brianskerry, @stevewinterphoto, @randyolson, @amivitale, @chien_chi_chang, @renan_ozturk, @petekmuller, @paulnicklen, and @paleyphoto.

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