- Vatican City has 2.27 popes per square kilometer.
 - Skylab was fined for littering.
 - Five-syllable rhyming words in English: vocabulary, constabulary
 - 8767122 + 3287682 = 876712328768
 - “We die only once, and for such a long time!” — Molière
 
Above is the only known film footage of Mark Twain, shot at Twain’s Connecticut home in 1909. The women are thought to be his daughters Clara and Jean.