Because they don't know how to defend their towers.
A nearby horseman answers, "Ooh! Ooh! I know this one!"
Don't worry, they'll tell you.
America: Getting rid of u
If you leave a pot of yogurt alone for 200 years it develops a culture.
Because they're missing two towers
they are missing two towers.
Chess nuts boasting in an open foyer.
Because they are missing two towers.
I have no idea. Nobody ever tried.