Naadam

(FYI:  the Mongolian word for yak calf is the same as the Mongolian word for piglet.  Yak piglets.)

Naddam is Mongolia's national festival where the whole country competes in the three manly sports: archery, wrestling, and horse racing.   

opening ceremonies

pedestrian traffic jam

off to the races

The yearling races.  jockeys age around 6-10, and usually ride bareback.  Naadam races are long-distance- between 15 and 30 km depending on the age category of the horses