“Nightmare in National City” Filming Locations
Nia makes a hard journey to find the Totem of Dreams before Nxyly and Kara struggles with her work-superheroing balance.
Supergirl episode “Nightmare in National City” was filmed in Vancouver in Canada.
Plaza of Nations as Coffee Cart
The dome erected by the Super Friends splits a coffee cart in two trapping people on both sides.
George Wainborn Park as Smidt Park
The Super Friends prepare the portal needed to send the nightmare monster back to the Dream Realm.