

Exploring the design and engineering stories behind D.C.'s Museum of African American History, the Montreal Tower and the Equinor building in Oslo.

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.

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.

Mike helps fix the vessels that the U.S. Coast Guard use to keep the oceans safe; he replaces key parts of ship engines, removes a large crane from a buoy tender, and fixes a helicopter for a critical exercise.

Mike Davidson heads to Brazil, where an offshore crew is racing the clock to set up giant power ships to deliver electricity to a country in desperate need.

In the Mojave Desert, crews prepare Roc, the world's largest airplane, for a tandem flight with a 747 by repairing its wing, inspecting landing gear and engines and training chase pilots for the mission.