black sea
Washington DC the Potomac river. Washington state the Pacific Ocean.
Mediterranean Sea
black sea
The pacific ocean.
The Atlantic Ocean forms the state's eastern boundary.
The Rio Grande
The Atlantic Ocean.
East in Mississippi River and West in Rocky Mountains
the Mediterranean Sea
The Ohio River forms Ohio's southern boundary. It serves as a natural border between Ohio and West Virginia, as well as Kentucky. This river is a significant waterway in the United States, flowing westward before joining the Mississippi River.
Thermocline.
The western border of Israel is the Mediterranean Sea.