Season
- Season 1 1993-12-10
- Season 2 1994-12-16
- Season 3 1995-08-20
- Season 4 1996-09-02
- Season 5 1997-08-17
- Season 6 1998-07-27
- Season 7 2000-01-03
- Season 8 2001-01-08
- Season 9 2002-01-02
- Season 10 2003-01-01
- Season 11 2004-01-16
- Season 12 2005-01-05
- Season 13 2006-01-04
- Season 14 2007-01-17
- Season 15 2008-01-07
- Season 16 2010-01-14
- Season 17 2010-10-29
- Season 18 2011-10-03
- Season 19 2013-07-16
- Season 20 2021-02-20
- Season 21 2021-07-25
- Season 22 2021-11-28
- Season 23 2022-02-16
Season 23 Episode
- Season 12 Poison
- Season 12 Car Tech of the Future
- Season 12 The Arch
- Season 12 More Nature's Engineers
- Season 12 World's Biggest Machines 3
- Season 12 Blackbird Stealth
- Season 12 The Butcher
- Season 12 George Washington Carver Tech
- Season 12 Firefighting!: Extreme Conditions
- Season 12 Desert Tech
- Season 12 Sub Zero
- Season 12 The Great Bridge: 8 Miles of Steel
- Season 12 Howard Hughes Tech
- Season 12 Edwards Air Force Base
- Season 12 Taxidermy
- Season 12 SWAT
- Season 12 Deadliest Weapons
- Season 12 The Doomsday Clock
- Season 12 The Basement
- Season 12 Paint
- Season 12 Mega Movers
- Season 12 Punishment
- Season 12 Bricks
- Season 12 Glue
- Season 12 F/A-22 Raptor
- Season 12 Civil War Tech
- Season 12 Machines of D-Day
- Season 12 John Hancock Center
- Season 12 The Cape Cod Canal
- Season 12 Secret Japanese Aircraft of World War II
- Season 12 Future Tech
- Season 12 Edison Tech
- Season 12 Secrets of Soviet Space Disasters
- Season 12 Mountain Roads
- Season 12 Route 66
- Season 12 Cowboy Tech
- Season 12 Sewers
- Season 12 Challenger Tank
- Season 12 World's Biggest Machines 4
- Season 12 Dredging
- Season 12 Lube Job
- Season 12 Secret Luftwaffe Aircraft of World War II
- Season 12 The World's Fastest
- Season 12 The B-2 Stealth Bomber
- Season 12 High Risk: Helicopter Lineman
- Season 12 Wiring America
- Season 12 Nature Tech: Lightning
- Season 12 HMS Victory
- Season 12 Engineering an Empire: Rome
- Season 12 Coffee
- Season 12 Sugar
- Season 12 Cereal: History in a Bowl
- Season 12 F-117 Nighthawk Stealth
- Season 12 German Small Arms of World War II
- Season 12 The Auto Store
- Season 12 Secret Allied Aircraft of World War II
- Season 12 Engineering Disasters 17
- Season 12 Brewing
- Season 12 The Lumberyard
- Season 12 Da Vinci Tech
- Season 12 Custom Cars
- Season 12 More Hardware
- Season 12 Weird Weapons: The Allies
- Season 12 More Snack Food Tech
- Season 12 Walt Disney World
- Season 12 Nature Tech: Hurricanes
- Season 12 Private Collections
Modern Marvels - Season 12 Episode 21 Mega Movers
7.97 44 minutes 
