“Elseworlds, Part 2” Filming Locations

Oliver, Barry, and Kara travel to Gotham to investigate the source of the changed timeline and encounter a local hero.

Elseworlds parts one & three.

Arrow episode “Elseworlds, Part 2” was filmed in Vancouver in Canada and Chicago in the United States of America.

Chicago City Hall as Gotham City Police

Kara, Oliver, and Barry are released from police custody and escorted into a waiting vehicle by their mysterious benefactor.

Buller Studio as A.R.G.U.S. Headquarters (rooftop)

Felicity, Curtis, & Caitlin set up a device to stabilize the breach forming over the city under Diggle's supervision and receive a message from the Earth-90 Flash.