How Did They Build That? (2021) | Season 4

1 Space Stations & Super Inventions

• 2025-07-27
• 45m

Not rated yet.

2 Medals & Marinas

• 2025-08-03
• 45m

Not rated yet.

3 Speedcore & Steambend

• 2025-08-10
• 45m

Not rated yet.

4 High Waters & Harsh Winds

• 2025-08-17
• 45m

Not rated yet.

5 Ecobuilds & Earthquakes

• 2025-08-24
• 45m

Not rated yet.

6 Shipyards & Slender Builds

• 2025-09-07
• 45m

Not rated yet.

7 Summit & Submerge

• 2025-09-14
• 45m

Not rated yet.

8 Facelifts & Scaffolds

• 2025-09-21
• 45m

Not rated yet.

9 Super Stadiums & Extraordinary Elevators

• 2025-09-28
• 45m

Not rated yet.

10 Floating Parks & Upcycled Towers

• 2025-10-05
• 45m

Not rated yet.