The "Mountain of Hell" bike race in France was marked by a massive pileup in the opening minutes.
July Fourth celebrations and protests, plus preparations for two international sporting events, round out this week's images.
As Swiss rider Nicole Hanselmann closed in on the men in a Belgian race, officials halted the women to let the men surge ahead — again.
It's one of a handful of places around the world using cash to try to lure people out of their cars and onto their bicycles.
The cyclist was traveling at 40 miles an hour at the time of the collision.
Thomas finished the race a champion on Sunday after serving as a support rider during Chris Froome's four victories.
The chemical blew into the eyes of some cyclists, including race leader Geraint Thomas.
East Side Riders Bike Club is a volunteer organization in South Central Los Angeles with a mission to improve Watts through community service, charity work, and bike programs aimed at keeping local youth out of gang activity.
The former cycling champion was accused of defrauding his sponsor, the U.S. Postal Service, by using performance-enhancing drugs.
Since 1982, Idaho has allowed bicyclists to treat stop signs as yield signs. The "Idaho stop" was followed in October by the "Delaware yield," and other states could follow suit.
The German capital is launching an ambitious plan to build bicycle superhighways and protected bike lanes.
The holidays are right around the corner, and what better way to spend them than to indulge in activities that bring you
These people were out enjoying or exercising on a beautiful day. It’s a hideous violation.
The majority of deaths happen during the swim portion of the race.