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- Season 0 1999-07-13
- Season 1 1974-03-03
- Season 2 1974-11-03
- Season 3 1976-01-04
- Season 4 1977-01-05
- Season 5 1978-01-04
- Season 6 1979-01-04
- Season 7 1980-01-15
- Season 8 1981-01-06
- Season 9 1982-01-10
- Season 10 1983-01-18
- Season 11 1984-01-17
- Season 12 1985-01-15
- Season 13 1986-01-21
- Season 14 1987-01-20
- Season 15 1988-01-19
- Season 16 1989-01-17
- Season 17 1990-01-09
- Season 18 1991-01-08
- Season 19 1992-01-14
- Season 20 1993-01-05
- Season 21 1994-01-18
- Season 22 1995-01-08
- Season 23 1995-10-10
- Season 24 1996-10-01
- Season 25 1997-10-07
- Season 26 1998-10-06
- Season 27 1999-10-05
- Season 28 2000-10-24
- Season 29 2001-10-02
- Season 30 2002-09-03
- Season 31 2003-09-30
- Season 32 2004-09-28
- Season 33 2005-09-20
- Season 34 2006-09-05
- Season 35 2007-10-09
- Season 36 2008-10-07
- Season 37 2009-10-06
- Season 38 2010-10-19
- Season 39 2011-09-07
- Season 40 2012-10-10
- Season 41 2013-09-11
- Season 42 2014-09-10
- Season 43 2015-09-16
- Season 44 2016-09-07
- Season 45 2018-01-10
- Season 46 2019-01-02
- Season 47 2020-02-05
- Season 48 2021-01-13
- Season 49 2022-02-01
- Season 50 2023-02-01
- Season 51 2024-01-31
Season 51 Episode
- Season 24 Einstein Revealed
- Season 24 Lost City of Arabia
- Season 24 Three Men and a Balloon
- Season 24 Secrets of Making Money
- Season 24 Top Gun Over Moscow
- Season 24 Shark Attack
- Season 24 Odyssey of Life: The Ultimate Journey (1)
- Season 24 Odyssey of Life: The Unknown World (2)
- Season 24 Odyssey of Life: The Photographer's Secrets (3)
- Season 24 Cracking the Ice Age
- Season 24 Kaboom!
- Season 24 Titanic's Lost Sister
- Season 24 Secrets Of Lost Empires (1): Pyramid
- Season 24 Secrets of Lost Empires: Stonehenge (1)
- Season 24 Secrets of Lost Empires: Inca (2)
- Season 24 Secrets of Lost Empires: Obelisk (3)
- Season 24 Secrets of Lost Empires: Colosseum (4)
- Season 24 Hunt for Alien Worlds
- Season 24 Curse of T.rex
- Season 24 Cut to the Heart
- Season 24 Kingdom of the Seahorse
NOVA - Season 24 Episode 14 Secrets of Lost Empires: Stonehenge (1)
6.80 55 minutes A distinctive feature of this stone site are the trilithons, which consist of two upright stones topped by a horizontal lintel stone. In this program, the NOVA team considers how to transport and raise the massive stones, as well as how to place the lintel stone on top. By comparing different strategies and adapting ramps, levers, and other tools that might have been available to the ancient builders, the team works to meet the challenge.
