Bible Verses About Towers: Frequently thrown down in war

Also he brake downe the towre of Penuel, and slew the men of the citie.

Then all the people also cut downe euery man his bough, and followed Abimelech, and put them to the holde, and set the holde on fire with them: so all the men of the towre of Shechem dyed also, about a thousand men and women.

And they shall destroy the walles of Tyrus and breake downe her towres: I will also scrape her dust from her, and make her like the top of a rocke.