
Mike joins crews as they build the world's longest railway tunnel in the Alps, fixing gridlock through the infamous Brenner Pass by drilling, blasting and digging their way through the mountains.
Mike works with the Army Corps of Engineers on a massive project to restore essential flow of fresh water to the Florida Everglades; he also joins scientists, python hunters and the Miccosukee Tribe to eliminate invasive species in these wetlands.
Diving into retrofits on the world's only underwater habitat, where NASA astronauts train for space missions; Mike joins a crack repair team who breathe new life into this oceanic environment after a global pandemic shut it down.
Mike joins the Assault Craft Unit 5, the U.S. Navy's team for Landing Craft Air Cushions (LCACs); LCACs carry heavy vehicles and troops onto beaches; Mike helps fly & fix an overhauled LCAC during a U.S. Marines beach assault training mission.
Nevada has over 40,000 abandoned mines posing dangers; Mike joins contractors for a week to secure five sites; alongside biologists, they explore and document wildlife; reaching these isolated mines requires barges, helicopters and bulldozers.
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.
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.
Following three horrifying crashes, investigators uncover fatal flaws in the very operations designed to prevent aircraft from flying into mountains.