
At Monster Jam, custom-built monster trucks roll, flip and fly through the air; with the metal-bending beating these trucks endure, teams of specialized mechanics race against the clock to repair these engineering marvels in time for the next event.
Mike is in Iceland, where teams harness the power of volcanos to keep the geothermal energy flowing; they battle harsh weather to maintain and upgrade giant power systems, fixing miles of steam pipes, and bringing a dead well back to life.
In Florida, Mike tackles one of the dangerous jobs on the planet, commercial diving; he helps a specialized team keep waterways safe; fixing construction site leaks and removing dangerous structures, all while hurricane season is in full swing.
In Southern California, crews rebuild after the 2025 wildfires, cutting firebreaks, repairing emergency water systems, hardening roads and power lines, and building fire-resistant homes before the next firestorm.
In the Alps of Switzerland, Mike helps an elite team install a new cable (rope) system on an iconic mountain gondola line, helps fix the world's steepest cogwheel railway track and explores mountaintop family farms only accessible.
Fish and Wildlife aviators battle Arctic conditions to track down a polar bear population, a bush pilot races fading daylight to save a business, Anchorage field crews battle to clear an icy runway, and CBP officers investigate.
When a commuter turboprop plane crashes at an Irish airport, investigators uncover a startling gap in aviation safety.
On 9 August 2007, Air Moorea Flight 1121 crashed shortly after taking off from Moorea Airport in French Polynesia, killing all 19 passengers and the pilot.