Sometimes we have a lot to say on a subject. Sometimes there’s not much more to say than, “That’s pretty cool.” The two videos below fall definitively into the latter category. If you like behind the scenes stuff, check out these two glimpses at filming some action set pieces in Detroit for Transformers 4:

If you missed our coverage earlier this week, you may be wondering why the Motor City looks an awful lot like an Asian metropolis. Well, that’s because the production rented out several blocks of the city to use (as you can see) as a massive set. It’s been re-decked to double as Hong Kong.

The fourth Transformers movies is once again directed by Michael Bay, who re-teams with Pain and Gain star Mark Wahlberg. Also starring are Stanley Tucci, Nicola Peltz, and Kelsey Grammar. Release is planned for June 27th of next year.