Riley joins a team to fix one of the biggest machines in existence designed to look for atoms.

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Added: Wed Sep 08 19:50:10 UTC 2010
Air date: Thu Jul 30 00:00:00 UTC 2009
Duration: 46:09
Rating: 3.9 / 5.0

Riley heads to Portland, Ore, where a fault in the John Day Dam is stopping cargo traffic in its tracks.

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Added: Thu Sep 09 22:01:09 UTC 2010
Air date: Thu Jul 16 00:00:00 UTC 2009
Duration: 46:09
Rating: 3.9 / 5.0

Riley joins a crew lifting a 50 ton boiler 160 feet up a tower and suspending it above 24,000 mirrors to create solar power.

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Added: Wed Sep 08 21:28:12 UTC 2010
Air date: Thu Jul 09 00:00:00 UTC 2009
Duration: 45:54
Rating: 3.9 / 5.0

Riley heads down to the Big Easy to clear the Mississippi River of a 300-ton barge that's become stuck onshore.

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Added: Wed Sep 08 19:50:10 UTC 2010
Air date: Thu Jul 02 00:00:00 UTC 2009
Duration: 45:57
Rating: 4.0 / 5.0

Riley joins a team of industrial divers on the Caribbean island of Curacao to salvage and repair the 50-ton rudder of a ship.

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Added: Wed Sep 08 18:08:10 UTC 2010
Air date: Thu Jun 25 00:00:00 UTC 2009
Duration: 45:59
Rating: 4.0 / 5.0

Riley travels to Rhode Island, where residents are setting up a 115-ton wind turbine that will provide years of clean energy.

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Added: Wed Sep 08 01:58:09 UTC 2010
Air date: Thu Jun 18 00:00:00 UTC 2009
Duration: 45:54
Rating: 3.8 / 5.0

Riley joins a team on the 800-mile Trans-Alaska oil pipeline - the conduit for almost 15 percent of America's oil production.

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Added: Wed Sep 08 18:08:10 UTC 2010
Air date: Thu Jun 11 00:00:00 UTC 2009
Duration: 45:57
Rating: 3.9 / 5.0