This story was originally published in 2016. Watch the 2018 Kentucky Derby live coverage on NBC Saturday beginning at 2:30 p.m. ET. Thoroughbreds are considered the fastest horses in the world and ...

The fastest a human has ever been recorded running was Usain Bolt in the 2009 Olympics. Bolt ran the 100-meter dash in an ...

Horse breeds native to North America 1. American Quarter Horse One of the most versatile breeds in the world, the American quarter horse is the fastest equine over a quarter-mile – hence the name.

The American Quarter Horse has been clocked at 55 mph. The American Quarter Horse was first celebrated for quick bursts of speed, up to 55 mph. It is consistently the fastest horse in the world in ...