Horizon — Season 2003

E01 The Mystery Of Easter Island 09 Jan 2003 E02 Living Nightmare 16 Jan 2003 E03 Averting Armageddon 23 Jan 2003 E04 Dirty Bomb 30 Jan 2003 E05 Sexual Chemistry (Update) 13 Feb 2003 E06 The Day We Learned To Think 20 Feb 2003 E07 Trial and Error 27 Feb 2003 E08 Earthquake Storms 06 Mar 2003 E09 Life On Mars (Update) 27 Mar 2003 E10 The Secret Life Of Caves 03 Apr 2003 E11 God On The Brain 17 Apr 2003 E12 Flight 587 08 May 2003 E13 SARS: The True Story 29 May 2003 E14 The Big Chill 13 Nov 2003 E15 The Bible Code 20 Nov 2003 E16 Last Flight of the Columbia 27 Nov 2003 E17 The Hunt for an AIDS Vaccine 04 Dec 2003 E18 Percy Pilcher's Flying Machine 11 Dec 2003 E19 Time Trip 18 Dec 2003