Date: 1920-11-23

The Dangers of the Fly

Date: 1998-09-03

Alaska: Spirit of the Wild

Date: 1997-01-01

Amazon

Date: 1996-08-09

Cosmic Voyage

Date: 2018-10-18

Crownsville Hospital: From Lunacy to Legacy

Date: 2002-05-25

Australia: Land Beyond Time

Date: 2004-12-02

Fighter Pilot: Operation Red Flag

Date: 1991-10-18

Antarctica: An Adventure of a Different Nature

Date: 1990-01-01

Blue Planet

Date: 2005-02-17

Mystery of the Nile

Date: 2003-09-14

Volcanoes of the Deep Sea

Date: 2007-09-02

The Dawn of Sound: How Movies Learned to Talk

Date: 2003-07-24

Bugs!

Date: 2006-07-29

Hurricane on the Bayou

Date: 2008-03-12

Grand Canyon Adventure: River at Risk

Date: 1997-10-17

Mission to Mir

Date: 2002-09-18

Straight Up: Helicopters in Action

Date: 1999-03-01

Wolves

Date: 1995-01-01

Mystery of the Maya

Date: 1984-06-16

Grand Canyon: The Hidden Secrets