Space Stations & Super Inventions
Episode: 4x01 | Airdate: Jul 27, 2025
Episodes
Medals & Marinas
Episode: 4x02 | Airdate: Aug 3, 2025
Speedcore & Steambend
Episode: 4x03 | Airdate: Aug 10, 2025
High Waters & Harsh Winds
Episode: 4x04 | Airdate: Aug 17, 2025
Ecobuilds & Earthquakes
Episode: 4x05 | Airdate: Aug 24, 2025
Shipyards & Slender Builds
Episode: 4x06 | Airdate: Sep 7, 2025
Summit & Submerge
Episode: 4x07 | Airdate: Sep 14, 2025
Facelifts & Scaffolds
Episode: 4x08 | Airdate: Sep 21, 2025
Super Stadiums & Extraordinary Elevators
Episode: 4x09 | Airdate: Sep 28, 2025
Floating Parks & Upcycled Towers
Episode: 4x10 | Airdate: Oct 5, 2025