|The ____ was formed by the Colorado River in Arizona.
|____ National Park in CA has one of the tallest waterfalls.
|The nickname for Florida is the ____ State.
|The nickname for Indiana is the ____ State.
|____ is the lowest and hottest place in the Mojave Desert.
|The ____ Gap is at the juncture of TN, KY, and VA.
|The ____ system in Kentucky has over 400 miles of passageways.
|The ____ Mountains are in northeastern New York.