Middlesex

Middlesex County is a mentioned only location.

Background
Middlesex is mentioned by an audio guide in the Museum of Freedom, as part of an exhibit about the Revolutionary War. The Slog's location is described as a former Middlesex County public swimming pool. The Middlesex Expressway is found in the Boston metropolitan area.

Appearances
Middlesex is mentioned

Behind the scenes
Middlesex County is the location of the real world Battles of Lexington and Concord.