Read the text and determine if the sentence is true:

Wilson Dam is a dam spanning the Tennessee River between Lauderdale County and Colbert County in the U.S. state of Alabama. It impounds Wilson Lake. It is one of nine Tennessee Valley Authority (TVA) dams on the Tennessee River. The dam was declared a National Historic Landmark on November 13, 1966.

Sentence: There are other dams in other states which are also declared National Historic Landmarks
It's impossible to say