The graphic representation of maps is perceived as a credible
source of information. People don’t question them; it is fact.
But what if those ‘facts’ were merely ‘opinions’ imposed upon
us by those in position of authority? What if they were not
exact representations of the environment they represent?
The London Underground Map is one of the most globally
recognizable diagrams representing the city. Here it is
displayed with countless differences.  Would someone who
does not make regular use of the map be able to identify
the lies? And if not, what are the implications?