Thematic Bible: Watered by a river

Now a river flows from Eden to water the orchard, and from there it divides into four headstreams. The name of the first is Pishon; it runs through the entire land of Havilah, where there is gold. (The gold of that land is pure; pearls and lapis lazuli are also there). read more.
The name of the second river is Gihon; it runs through the entire land of Cush. The name of the third river is Tigris; it runs along the east side of Assyria. The fourth river is the Euphrates.