'Tower' in the Bible

And they say, 'Give help, let us build for ourselves a city and tower, and its head in the heavens, and make for ourselves a name, lest we be scattered over the face of all the earth.'

And Jehovah cometh down to see the city and the tower which the sons of men have builded;

And Israel journeyeth, and stretcheth out his tent beyond the tower of Edar;