This is the 2687th most frequent Turkish word.
yollara
"Yollara" means "to the roads" or "onto the roads" in English.
"Yollara" in this sentence indicates the places 'roads' where the action of setting out occurs.
Yeni keşifler yapmak için yollara çıktılar.
They set out on the roads for new discoveries.
"Yollara" is used here as a directive noun phrase indicating direction towards roads.
Bu hafta sonu yollara düşeceğiz.
This weekend we will hit the roads.
"Yollara" is used as an indirect object showing the focus of attention, 'to the roads'.