Arnold Greiner from Munich, Germany, makes some of the best prosthetic eyes in the world. One eye costs over $450.

During the 2012 Sea Turtle Triathlon in Pensacola, a 11-year-old boy broke his prosthetic limb during the run. Local Marines picked the boy up and carried him the rest of the way to the finish line.

Oscar, a three-year old British cat, now has a pair of new prosthetic legs after he lost his own in an accident.