Gassing Operations

Hartheim castle, a euthanasia killing center where ...

Buses that transported patients from a public ...

In August 1943 a gas chamber was installed in this ...

Interior of a gas chamber at the Majdanek camp.

Zyklon B pellets found at the liberation of the ...

Gas chamber in the main camp of Auschwitz ...

Hartheim castle, a euthanasia killing center where people with physical and mental disabilities were killed by gassing and lethal injection. Hartheim, Austria, date uncertain.

— United States Holocaust Memorial Museum