Secret Underground

Name: Secret Underground
Genre: News, Documentary, Science, Tech & Gaming
Released: December 10, 2010

Modern Marvels: Season 17: Episode 7

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Engineering Disasters: Disc 4

Episode Details & Credits

A&E | History | The History Channel | Air Date: December 10, 2010

Summary: Just below the surface, there's a whole different America hidden from public view. Take a revealing look at the America under our feet, from secret military installations, and experimental farms to tunnel networks and neutron lasers.

Genre(s): News, Documentary, Science, Tech & Gaming

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Season 17 Episodes

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S17:E29. Rice
Air Date: December 29, 2010
tbd
S17:E14. American Trucking
Air Date: February 4, 2011
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S17:E13. Ropes & Chains
Air Date: January 28, 2011

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Seasons & Episodes

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Series Overview
Season 23

tbd
- Season 23 Overview
  Air Date: March 9, 2022
Season 21

tbd
- Season 21 Overview
  Air Date: February 16, 2022
Season 20

tbd
- Season 20 Overview
  Air Date: November 11, 1992
Season 19

tbd
- Season 19 Overview
  Air Date: July 16, 2012
Season 19

tbd
- Season 19 Overview
  Air Date: July 25, 2021
Season 18

tbd
- Season 18 Overview
  Air Date: February 21, 2021
Season 17

tbd
- Season 17 Overview
  Air Date: July 16, 2012
- tbd
  S17:E29. Rice
  Air Date: December 29, 2010
- tbd
  S17:E14. American Trucking
  Air Date: February 4, 2011
- tbd
  S17:E13. Ropes & Chains
  Air Date: January 28, 2011
- tbd
  S17:E11. Packaging
  Air Date: January 14, 2011
- tbd
  S17:E9. Driver's Seat
  Air Date: December 21, 2010
- tbd
  S17:E8. Made in the USA
  Air Date: December 17, 2010
- tbd
  S17:E7. Secret Underground
  Air Date: December 10, 2010
- tbd
  S17:E6. Built to Last
  Air Date: December 3, 2010
- tbd
  S17:E5. Dogs
  Air Date: November 26, 2010
- tbd
  S17:E4. Engineering Disasters 22
  Air Date: November 19, 2010
- tbd
  S17:E4. Engineering Disasters 22
  Air Date: November 5, 2010
- tbd
  S17:E3. Coin Operated II
  Air Date: November 12, 2010
- tbd
  S17:E2. Supersized Food
  Air Date: November 5, 2010
- tbd
  S17:E2. Grease
  Air Date: January 21, 2011
- tbd
  S17:E1. Mega Stores
  Air Date: October 29, 2010
Season 16

tbd
- Season 16 Overview
  Air Date: January 14, 2011
Season 15

tbd
- Season 15 Overview
  Air Date: October 28, 2009
Season 14

tbd
- Season 14 Overview
  Air Date: January 7, 2008
Season 13

tbd
- Season 13 Overview
  Air Date: January 17, 2007
Season 12

tbd
- Season 12 Overview
  Air Date: January 4, 2006
Season 11

tbd
- Season 11 Overview
  Air Date: January 5, 2005
Season 10

tbd
- Season 10 Overview
  Air Date: February 4, 2004
Season 9

tbd
- Season 9 Overview
  Air Date: January 7, 2003
Season 8

tbd
- Season 8 Overview
  Air Date: January 28, 2002
Season 7

tbd
- Season 7 Overview
  Air Date: January 3, 2001
Season 6

tbd
- Season 6 Overview
  Air Date: January 10, 2000
Season 5

tbd
- Season 5 Overview
  Air Date: March 9, 1999
Season 4

tbd
- Season 4 Overview
  Air Date: July 27, 1998
Season 3

tbd
- Season 3 Overview
  Air Date: August 17, 1997
Season 2

tbd
- Season 2 Overview
  Air Date: August 20, 1995
Season 1

tbd
- Season 1 Overview
  Air Date: November 11, 1992