The smallest known person on Earth, Khagendra Thapa Magar, (right) poses for a photo with 'Tiny Iron' Harrison, the man with the largest biceps in Britain, during a publicity event for the Ripley's 'Believe it or Not!' 2011 annual in London. Khagendra, 17, stands 22 inches (56 centimeters) tall and Tiny Iron, 28, has biceps measuring 24 inches (61 centimeters) in circumference.