Oil drilling rig walking.
<video controls autoplay>
<source src="https://s3-us-west-1.amazonaws.com/hmt-forum/oil_drilling_rig_walking.mp4" type="video/mp4">
Your browser does not support the video tag.
</video>
Previously:
https://www.homemadetools.net/forum/...9192#post88833
Enormous oil rig crane
https://www.homemadetools.net/forum/...107#post103313
https://www.homemadetools.net/forum/...5184#post81312