Gas-chambers disguised as shower-rooms is a soviet propaganda lie made up after the war. There were no extermination camps, only concentration and labor camps for hostile partisans.
https://odysee.com/@Videos4Truth:4/Questioning-The-Holocaust---Why-We-Believed:4^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
For anyone still on the fence about if the 'holocaust' was real or not, this will settle it once and for all. The best documentary there is on the subject. Don't want to watch the whole thing? Watch a few minutes from 11:50 (but you should watch the whole thing).