Locations and sounds of "Operation Flash"
The Berlin Zeughaus (Arsenal building), location of the opening scene. In our timeline, presently the German Historical Museum
Von Avda - Eigenes Werk, CC BY-SA 3.0,
A Heldendenktag (Heroes Memorial Day) ceremony like the one in the opening scene
Image from the Bundesarchiv (German federal archives), Public Domain
The Adagio from Anton Bruckner's 7th Symphony, which was played both at the ceremony and on the radio when the fall of Stalingrad was announced. This is a 1942 recording by the same orchestra (the Berlin Philharmonic) under the same conductor (Wilhelm Furtwängler)
The Abwehr headquarters were located on the Tirpitzufer (Tirpitz Quay, Tirpitz Embankment; presently Reichpietschufer), Berlin.
Jörg Zägel [CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0)]
Flashback: Operation Barbarossa, status September 1941
Gdr [CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0/)]
Inner courtyard view of the Bendlerblock, the location of the General Army Office (Allgemeines Heeresamt) on Bendlerstrasse [in our timeline, presently Stauffenbergstrasse; the statue under the trees is of Claus Schenk, Graf von Stauffenberg, the leader of the July 20 plot].
An aerial view of the Rundfunkhaus (Broadcasting House) on Masurenallee, Berlin-Westend.
Bundesarchiv [German Federal Archives], Public Domain
Chequers Court in Buckinghamshire, since 1921 the official country home of the Prime Minister of the United Kingdom
New Public Offices building on 1 Horse Guards, location of the "10 Downing Street Annexe". Winston Churchill's wartime apartment was on the ground floor to the right. The "Cabinet War Rooms" were in the basement.
By Simdaperce - Own work, CC BY-SA 3.0,
Old Reich Chancellery, picture taken in 1936. The airship Hindenburg floats above.
Bundesarchiv (German Federal Archives), Public Domain