Complex sentence: The men chose a heavily-wooded site on the west fork of the White River, along its eastern bank, at the mouth of Fall Creek that offered fertile soil, fresh air, clean water, supposedly navigable waterways, and abundant building materials.
Split into simpler sentences: The men chose a heavily-wooded area on the west fork of the White River, along its eastern bank, at the mouth of Fall Creek. The site offered fertile soil, fresh air, clean water, supposedly navigable waterways, and abundant building materials.