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NYC Hydro-Power Channel: National Geographic Channel Length: 0 Date: March 25, 2009 The East River in New York carries aqua-power past power-hungry buildings every day. Putting them together is the challenge.

Move Churches Channel: National Geographic Channel Length: 0 Date: March 25, 2009 See why one man plans to move a church whole instead of in segments or pieces.

Asteroid Impact Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Scientists reveal the history of asteroid impacts on Earth.  New technology may altert or possibly prevent such impacts in the future.

Glass Wall Installation Channel: National Geographic Channel Length: 0 Date: March 25, 2009 The crew mounts glass panes around the building.  Due to technical issues, installation is delayed.

Mountain Mover Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Two stories high and with over 3500 horsepower, the Caterpillar 797B hauler is a giant on wheels. See how the frame is made for this five million ...

Earth’s Core Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Can the poles of the earth reverse? Learn how scientists look at lava to figure out if it’s happened before.

Earth’s Core Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Can the poles of the earth reverse? Learn how scientists look at lava to figure out if it’s happened before.

Genetic Code for Monogamy Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Playboy rodents are converted to dedicated mates with the introduction of a certain genetic code.

Machine Moves Channel: National Geographic Channel Length: 0 Date: March 25, 2009 The trains from the underground are transported.

Asteroid Hits Earth Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Is an asteroid heading towards Earth? Yes, all the time.

Rarest of the Rare Channel: National Geographic Channel Length: 0 Date: March 25, 2009 All the gold in the world still isn’t very much, not very much at all.

Finishing Touches Channel: National Geographic Channel Length: 0 Date: March 25, 2009 In Los Angeles, the Evo project is nearing completion.  Workers use site plans to construct interiors for future residents.

Dean Lister Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Dean Lister shares his grappling secrets in the ring.

Unhappy Worker Channel: National Geographic Channel Length: 0 Date: March 25, 2009 A worker is coming under strain from his job.  He faces the task of installing scaffolding throughout the building. Other crew mem...

Concrete Science Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Concrete serves as a cornerstone of engineering; it has an almost unlimited engineering potential.

Shared Bodies Channel: National Geographic Channel Length: 0 Date: March 25, 2009 Conjoined twins can live remarkably typical lives.

Red Rover: The Underdog Channel: National Geographic Channel Length: 0 Date: March 25, 2009 In its journey across Mars, Spirit shows it can live up to its name.

Abrams Tank Channel: National Geographic Channel Length: 0 Date: March 25, 2009 An enemy tank shell has never penetrated the dense armor of the Abrams tank.

Ultimate Casino Channel: National Geographic Channel Length: 0 Date: March 25, 2009 This Las Vegas casino replicates Venice, Italy.

New Green Museum Channel: National Geographic Channel Length: 0 Date: March 25, 2009 The new California Academy of Sciences museum includes various innovations.  The building is designed to bring in as much natural l...

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