| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S11E01 | The Arch |
January 12, 2005
|
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| S11E02 | Nature's Engineers 2 |
January 18, 2005
|
||
| S11E03 | World's Biggest Machines 3 |
January 26, 2005
|
||
| S11E04 | The Butcher |
February 8, 2005
|
||
| S11E05 | George Washington Carver Tech |
February 15, 2005
|
||
| S11E06 | Sub Zero |
February 23, 2005
|
||
| S11E07 | Desert Tech |
February 23, 2005
History Channel
|
45 | |
| S11E08 | Deadliest Weapons |
March 16, 2005
|
||
| S11E09 | Edwards Air Force Base |
March 18, 2005
|
||
| S11E10 | The Basement |
April 26, 2005
|
||
| S11E11 | Paint |
April 27, 2005
|
||
| S11E12 | Bricks |
May 11, 2005
|
||
| S11E13 | Heavy Metal: PT Boat |
December 17, 2004
|
||
| S11E14 | Glue |
May 18, 2005
|
||
| S11E15 | Civil War Tech |
May 25, 2005
|
||
| S11E16 | Machines of D-Day |
June 3, 2005
|
||
| S11E17 | John Hancock Cente |
June 8, 2005
|
||
| S11E18 | The Cape Cod Canal |
June 15, 2005
|
||
| S11E19 | Edison Tech |
June 28, 2005
|
||
| S11E20 | Route 66 |
July 6, 2005
History Channel
|
45 | |
| S11E21 | Cowboy Tech |
July 20, 2005
|
||
| S11E22 | World's Biggest Machines 4 |
August 2, 2005
|
||
| S11E23 | Dredging |
August 3, 2005
|
||
| S11E24 | The World's Fastest |
August 24, 2005
|
||
| S11E25 | Wiring America |
August 31, 2005
|
||
| S11E26 | HMS Victory |
September 2, 2005
History Channel
|
||
| S11E27 | Coffee |
September 14, 2005
|
||
| S11E28 | Sugar |
September 14, 2005
|
||
| S11E29 | Mountain Roads |
October 28, 2005
|
||
| S11E30 | Engineering Disasters 17 |
November 2, 2005
History Channel
|
45 | |
| S11E31 | Brewing |
November 16, 2005
History Channel
|
45 | |
| S11E32 | The Lumberyard |
November 30, 2005
History Channel
|
44 | |
| S11E33 | Da Vinci Tech |
December 4, 2005
|
||
| S11E34 | More Hardware |
December 6, 2005
History Channel
|
45 | |
| S11E35 | More Snackfood Tech |
December 20, 2005
|
||
| S11E36 | Walt Disney World |
December 25, 2005
History Channel
|
90 | |
| S11E37 |
Nature Tech: Hurricanes
season finale
|
December 30, 2005
|