Why is the Amazing Atheist there?

Even considering that, it still stands on the basis that Nazi Germany copied the Italians in that regard too, even their ideology is just a slightly different version of Fascism.
I believe what the screenshot there was trying to convey is the fact that they tried imitating Roman architecture as much as possible in Germany.
The columns are such example, but you can look at the statues too

which are entirely based on the Roman-Greek style but potray an ideal "Aryan" image instead.
Most of these were destroyed by the Allies or during bombardments, but German cities had many of them