While there are no confirmations about where Transformers 5 will be primarily set, various sites have come up in recent reports.

Could A Transformers Sequel Be Set In Cybertron With New Characters? 

Most recently, a casting call revealed that the film might be set in London, and parts of it will also be shot in Detroit.

In another interview he also suggested that filming might take place in Chicago.

Will Megan Fox Join The Age of Extinction Sequel?  

Bay spoke with WGN Radio about the progress on the fifth instalment of the franchise. Interviewer Richard Dean asked Bay if he was planning on blowing up Michigan Avenue again, in response to which the director revealed an important detail about the setting of the film.

"No, we're gonna find a new street," Bay said. "But I love Chicago." And then, referring to some of the city's systemic problems, including gun violence, added dryly: "We'll come in with some Transformers to even it out."

No other locations for filming have been revealed so far.

Bay is returning to direct one last film in the series, and Mark Wahlberg is set to return for the Age of Extinction sequel.

Transformers: Age of Extinction hit theaters on June 27, 2014.

Watch the trailer: