The Tour de France is a tad difficult on the body.
On Tuesday, 27-year-old Polish cyclist Pawel Poljanski showed off what his legs look like after 16 stages of the famous cycling event.
Hint: Ridiculously vascular.
As Business Insider's Daniel McMahon noted, that's about 68 hours of pedaling before things wrap up in Paris on Sunday. Here's what Poljanski's legs looked like earlier in the month: