5 Facts About Leap Years 1. Julius Caesar implemented <br />the leap year in Rome. The Julian Calendar was <br />implemented in 46 B.C.E. Though it was <br />flawed, it remained in place for 16 centuries <br />until the Gregorian Calendar replaced it. 2. Some leap years <br />are purposely skipped. Because the solar year lasts <br />365.24219 days, the leap day is <br />skipped to remain in alignment with <br />the earth's orbit around the sun. 3. February 29 is connected <br />to the Salem Witch Trials. On Feb. 29, 1692, the initial arrest <br />warrants were issued for those <br />accused of witchcraft in the community. 4. Leap year babies have <br />their own honor society. More than 11,000 <br />"leapers" are members of the <br />Honor Society of Leap Year Babies. <br />Membership is free. 5. Leap years match <br />up with certain elections. The U.S. presidential elections <br />align with leap years. Unless, <br />of course, a leap year is skipped.