'The largest area of sand dunes in North America lies north of the Platte River in this state'
Nebraska
U.S. GEOGRAPHY: The largest area of sand dunes in North America lies north of the Platte River in this state
The largest area of sand dunes in North America lies north of the Platte River in this state
The largest area of sand dunes in North America lies north of the Platte River in this state
U.S. GEOGRAPHY
Nebraska
U.S. GEOGRAPHY