and the border extended from the top of the mountain to the spring of the waters of Nephtoah, and went out to the cities of Mount Ephron; and the border extended to Baalah (the same is Kiriath Jearim);
Ancient Near Easterners used natural landmarks (rivers, mountains, deserts, towns, etc.) to construct borders as well as artificial boundaries that they made by drawing lines between sites. Virtually all nations have used these methods, and they are still common today.