|"Dur Yolcu" memorial,|
Bilmeden gelip bastığın
Bir devrin battığı yerdir.
Which translate (I believe) as something like this:
This ground you tread
Is where an era ended.
The Gallipoli Campaign was an imperial bloodbath that cost the lives of hundreds of thousands of men.
The beginning of the end of several empires: British, French, Russian, German, Ottoman.