undergroundconstruction

1:28

Secret Underground Bunker in My Backyard – Full Construction Timelapse

GANPAT JANGID

Shared 2 months ago

576 views

1:36

Secret Underground Gym Built in Open Field 😱 | Full Construction Time-Lapse (Insane Transformation)

Datauli BBK

Shared 1 month ago

9 views

13:36

Inside China’s $50B Underground Mega Project: The Impossible Engineering Feat

Capitol Insider

Shared 3 months ago

1.2K views

5:11

This is How Fiber Internet is Installed Underground

Race Communications

Shared 3 years ago

43K views

15:32

DIY Mini Tractor Builds Real Concrete Bridge Underground! Full Pipe Science Project | @topminigear

Top Mini Gear

Shared 3 months ago

230K views