An observation tower on which a guard or lookout is stationed to keep watch, as for enemies, for forest fires, or over prisoners.
- Access a brief history of Alcatraz Island, and take a virtual tour of select parts of the prison, including a cellblock, the watchtower, the ruins of the warden's house and the fortified barracks.
- Bob Dylan Anthology offers a collection of guitar tabs for All Along the Watchtower, A Hard Rain's A Gonna Fall, To Make You Feel My Love and numerous others.
- Episode number five will introducing two additional superheros: Twyla and Tanner (or Zan and Jayna) who attempt to locate Red-Blue Blur and elicit the help of Chloe, who shows them the Watchtower.
- On the ancient planet of Unataca, the isolated city of Aven has remained secure for generations on the Watchtower plateau.