20/20 S30E42 Secrets of the Sistine Chapel: Michelangelo's Mystery Stream Now Watch 20/20 Season 30 Episode 42 Online – Seasons and EpisodesList of episodes and seasons online: Season 1 Season 2 Season 8 Season 25 Season 26 Season 28 Season 29 Season 30 Episode 1 - Whose Body is It Anyway?! Health Care in America30x1Episode 2 - The Toughest Call30x2Episode 3 - Episode 330x3Episode 4 - Episode 430x4Episode 5 - Episode 530x5Episode 6 - How Young is Too Young?30x6Episode 7 - Episode 730x7Episode 8 - California Burning30x8Episode 9 - Episode 930x9Episode 10 - Episode 1030x10Episode 11 - Episode 1130x11Episode 12 - Episode 1230x12Episode 13 - Episode 1330x13Episode 14 - Mean in America30x14Episode 15 - Travel: Myths, Lies and Downright Stupidity30x15Episode 16 - The Greatest Gift30x16Episode 17 - Episode 1730x17Episode 18 - Episode 1830x18Episode 19 - Episode 1930x19Episode 20 - Episode 2030x20Episode 21 - Episode 2130x21Episode 22 - Episode 2230x22Episode 23 - The Final Hours of Natalee Holloway30x23Episode 24 - Episode 2430x24Episode 25 - Episode 2530x25Episode 26 - Episode 2630x26Episode 27 - What Would You Do?30x27Episode 28 - Mother's Letter From the Grave30x28Episode 29 - Vanished Overseas30x29Episode 30 - The Royal Family30x30Episode 31 - Episode 3130x31Episode 32 - Medical Mysteries30x32Episode 33 - Age of Consent30x33Episode 34 - Prostitution in America - Working Girls Speak Pt.130x34Episode 35 - Prostitution in America - Working Girls Speak Pt.230x35Episode 36 - Medical Mysteries30x36Episode 37 - Hollywood High30x37Episode 38 - Teenage Tragedy30x38Episode 39 - Consumer Advice30x39Episode 40 - Your Weather: Myths, Lies and Downright Stupidity30x40Episode 41 - Episode 4130x41Episode 42 - Secrets of the Sistine Chapel: Michelangelo's Mystery30x42Episode 43 - Episode 4330x43Episode 44 - Episode 4430x44Episode 45 - Episode 4530x45Episode 46 - The Secrets and Power of Forgiveness30x46Episode 48 - Episode 4830x48Episode 49 - Episode 4930x49Episode 50 - Episode 5030x50Episode 51 - Summer: Myths, Lies and Downright Stupidity30x51Episode 52 - Episode 5230x52Episode 53 - Sex in America30x53Episode 54 - Episode 5430x54Episode 55 - Episode 5530x55Episode 56 - Episode 5630x56Episode 57 - Episode 5730x57Episode 58 - Season 30, Episode 5830x58Episode 59 - They're Not Like Us: Privileged in America30x59Episode 60 - Episode 6030x60 Season 31 Season 32 Season 33 Season 34 Season 35 Season 36 20/20 Season 39 Season 40 Season 41 Season 42 Season 43 Season 44 Season 45 Season 46 Season 47 Season 48
