The content of these documentaries are inspired by the Smithsonian Institution’s museums, research facilities and magazines – and feature original non-fiction programming that cover a wide range of historical, scientific and cultural subjects.
| Season | From | To | Episodes |
|---|---|---|---|
| All Seasons | |||
| Specials | April 2014 | April 2021 | 23 |
| Season 1960 | 1 | ||
| Season 1991 | November 1991 | 1 | |
| Season 1992 | July 1992 | 1 | |
| Season 2005 | March 2005 | March 2005 | 2 |
| Season 2006 | January 2006 | 1 | |
| Season 2007 | January 1970 | December 2007 | 17 |
| Season 2008 | June 2008 | 6 | |
| Season 2009 | January 2009 | December 2009 | 10 |
| Season 2010 | January 2010 | December 2010 | 20 |
| Season 2011 | July 2011 | December 2011 | 25 |
| Season 2012 | January 2012 | December 2012 | 12 |
| Season 2013 | January 2013 | November 2013 | 21 |
| Season 2014 | March 2014 | February 2021 | 50 |
| Season 2015 | January 2015 | December 2015 | 33 |
| Season 2016 | January 2016 | December 2016 | 31 |
| Season 2017 | January 2017 | December 2017 | 21 |
| Season 2018 | January 2018 | December 2018 | 21 |
| Season 2019 | January 2019 | November 2019 | 32 |
| Season 2020 | January 2020 | February 2025 | 37 |
| Season 2021 | January 2021 | October 2021 | 17 |
| Season 2022 | April 2022 | December 2022 | 14 |
| Season 2023 | January 2023 | December 2023 | 5 |
| Season 2024 | November 2024 | March 2025 | 3 |
| Season 2025 | January 2025 | 1 | |
| Unassigned Episodes | 12 |
| Season | From | To | Episodes |
|---|---|---|---|
| All Seasons | |||
| Specials | 0 | ||
| Season 2013 | October 2013 | 1 | |
| Season 2014 | October 2014 | 1 | |
| Unassigned Episodes | 415 |
| Season | From | To | Episodes |
|---|---|---|---|
| Season 1 | October 2013 | 1 | |
| Unassigned Episodes | 416 |
No actors for this record.
| Name | Number of Episodes | Dates | |
|---|---|---|---|
| Serephena Hyde | 4 | 04/16/2007 | |
| robert fiveson | 3 | 09/06/2007 | |
| Molly Hermann | 3 | 06/15/2014 - 03/27/2017 | |
| Mick Grogan | 2 | 09/04/2016 | |
| Tilman Remme | 2 | 07/25/2011 | |
| Jason Williams | 2 | 03/27/2015 | |
| Sawamoto Hitoshi | 1 | ||
| Kirk Wolfinger | 1 | 03/13/2017 | |
| Frédéric Castaignède | 1 | ||
| John Junkerman | 1 | 07/13/1992 | |
| Jeff Gray | 1 | 11/02/2007 | |
| Brian Henry Martin | 1 | 01/10/2009 | |
| Alan Tomlinson | 1 | 07/01/2012 | |
| Emma Read | 1 | 06/08/2015 | |
| Richard Max | 1 | 08/23/2016 | |
| David Howard | 1 | 11/17/2013 | |
| Nigel Levy | 1 | 04/05/2012 |
| Name | Number of Episodes | Dates | |
|---|---|---|---|
| Jonathan Wickham | 2 | 04/05/2012 - 03/13/2017 | |
| Lynn Kessler | 1 | 05/13/2013 | |
| Nathan Antilla | 1 | ||
| Peter Grilli | 1 | 07/13/1992 | |
| Jan Lampen | 1 | 07/23/2014 | |
| Vincent Gaullier | 1 |
| Name | Number of Episodes | Dates | |
|---|---|---|---|
| Nathan Pilcher | 1 | 03/08/2014 |
No artwork of this type.
No artwork of this type.
No artwork of this type.
No artwork of this type.
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