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Season 21 Plot

Machines

Modern Marvels Season 21 aired on July 25th, 2021.

Watch 'Modern Marvels' Season 21 Online

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Season 21 Episodes

1. Adventure Machines

July 25th, 202144 min

Adrenaline runs high when Adam Richman visits the factory where Yamaha makes ATVs, Waverunners and more. Then, we get an inside look at a company built to get people sky-high in paramotors, as well as amusement park Diggerland USA, a place you have to see to believe. Can mech-suits become the sport of the future? Plus, learn all about a personal submarine built for under-sea sightseeing for two.

2. Heavy Machinery

August 1st, 202144 min

3. Moving America

August 8th, 202144 min

Adam Richman explores how a legendary long-hauler meticulously custom-builds each truck at Daimler.

4. Power Tools

August 15th, 202144 min

Adam Richman visits power tool manufacturing "mecca" Dewalt, where he discovers how they're using cutting edge technology to make cutting edge tools. Then, he goes back in time to uncover how one of America's oldest power tools is still cutting! Next, it's time to recharge as he finds out how power tools have changed the world, from the outer reaches of space to deep under the ocean, to pit crews racing cars and rescue teams racing time.

All Seasons

Season 23

Season 23

Feb 16, 2022
Season 22

Season 22

Nov 28, 2021
Season 21

Season 21

Jul 25, 2021
Season 20

Season 20

Feb 20, 2021
Season 19

Season 19

Jul 16, 2013
Season 18

Season 18

Oct 3, 2011
Season 17

Season 17

Oct 29, 2010
Season 16

Season 16

Jan 14, 2010
Season 15

Season 15

Jan 7, 2008
Season 14

Season 14

Jan 17, 2007
Season 13

Season 13

Jan 4, 2006
Season 12

Season 12

Jan 5, 2005
Season 11

Season 11

Jan 16, 2004
Season 10

Season 10

Jan 1, 2003
Season 9

Season 9

Jan 2, 2002
Season 8

Season 8

Jan 8, 2001
Season 7

Season 7

Jan 3, 2000
Season 6

Season 6

Jul 27, 1998
Season 5

Season 5

Aug 17, 1997
Season 4

Season 4

Sep 2, 1996
Season 3

Season 3

Aug 20, 1995
Season 2

Season 2

Dec 16, 1994
Season 1

Season 1

Dec 10, 1993