Watchmen is one of the most celebrated graphic novels of all time—even being recognized as a top novel among traditional literature. The graphic novle has been adapted as a film as well.
Watchmen and Philosophy is an excellent resource for both planning to teach a unit based on the graphic novel and for students considering the many complex issues raised in the work.
This graphic novel confronts and deconstructs "superhero" conventions as well as the paradox of watching those who watch over us in terms of justice.
An outstanding support for reading and understanding the graphic novel is The Annotated Watchmen, online.