

Host Mike Davidson helps make high-stakes repairs for one of the world's largest open-ocean fish farm operations in Panama.

At the Panama Canal, crews repair dam and lock gates, dredge the Culebra Cut, maintain electric mules and restore the watershed while battling drought, erosion and rising salinity.

Coast Guard aviators test themselves in a dangerous exercise to rescue casualties from a mountain; Scientists struggle to land on icy tundra; a bush pilot battles America's tallest peak and cargo crews fight to fit an entire bank on a single plane.

Relying on instinct rather than the rule book, three flights end in tragedy when crews improvise on their final approach.

A passenger ferry sinks after crashing into rocks off the coast of a Greek island, killing 82; it leads to a shocking investigation.

When Air Transat Flight 236 runs out of fuel over the Atlantic, its pilots desperately try to keep their Airbus A330 in the air until they reach land.

On 10 January 2000, Crossair Flight 498 crashes just two minutes after takeoff from Zürich, Switzerland, while heading for Dresden, Germany, killing all 10 people on board.

Three FedEx employees must regain control of their plane when a coworker attacks them in midair.