'Open Country' in the Bible

Isaac went out to bow down [in prayer] in the field in the [early] evening; he raised his eyes and looked, and camels were coming.

So now, please take your [hunting] gear, your quiver [of arrows] and your bow, and go out into the open country and hunt game for me;

But Rebekah overheard what Isaac said to Esau his son; and when Esau had gone to the open country to hunt for game that he might bring back,

Now a certain man found Joseph, and saw that he was wandering around and had lost his way in the field; so the man asked him, “What are you looking for?”