A watchtower is a type of fortification.
Watchtower is also the name of a 2001 movie.
Watchtower is also the name of a progressive metal band.
The Watchtower is a magazine published twice a month by the Jehovah's Witnesses.
All Along the Watchtower is a song written by Bob Dylan that has been performed by Jimi Hendrix, Dylan, and others.
