'Tower' in the Bible

I have set thee for a tower and a fortress among my people, that thou mayest know and try their way.

O Lord, my strength and my strong tower, my safe place in the day of trouble, the nations will come to you from the ends of the earth, and say, The heritage of our fathers is nothing but deceit, even false things in which there is no profit.

‘Will the snow of [Mount] Lebanon melt and vanish from its rocks [which tower above Israel]?Will the cold, rushing waters of foreign lands [that flow down from the distant land] be dried up?

Behold, the days come, saith the LORD, that the city shall be built to the LORD from the tower of Hananeel unto the gate of the corner.

Concerning Moab: 'Thus said Jehovah of Hosts, God of Israel: Woe unto Nebo, for it is spoiled, Put to shame, captured hath been Kiriathaim, Put to shame hath been the high tower, Yea, it hath been broken down.