This episode tells a quite an astonishing (true) story.
www.thisamericanlife.org/668/the-long-fuse/act-two-5
Quick summary: tells the story of a rich man who leaves a will stating that the woman who gives birth to the most babies in the 10yrs after his death will win $9 million. They called it The Great Stork Derby. Just shocking.
It's about 20 minutes or so but worth a listen!