By A Mystery Man Writer
manhole - Wiktionary, the free dictionary
The Fastest Human-Made Object Is a Manhole Cover Shot Into Space
File:GTE manhole cover - Hillsboro, Oregon.JPG - Wikipedia
File:Bilingual manhole cover -English & Spanish.jpg - Wikipedia
File:USA-Sewercover.jpg - Wikipedia
File:Manholes in Tokyo.jpg - Wikipedia
File:Japanese manhole cover.jpg - Wikipedia
Dr. Dad, PhD 🔄🔼◀️🔽▶️ on X: This factoid from the Wikipedia page on manhole covers is absolute gold. / X
File:MatsumotoManholeCover.jpg - Wikipedia
File:Man hole tel aviv.jpg - Wikipedia
Communication, en.wikipedia.org/wiki/Communication Communic…
File:- Manhole cover in Germany -.jpg - Wikipedia
File:HAIFA DOWN TAWN.jpg - Wikipedia