Title: Franco-Prussian War.
Question: Prussian military officers were trained to exude what type thinking?

Title: Mosaic.
Question: When did the Iconodules  change the cross in the Hagia Sophia?

Title: Nutrition.
Question: What did Carl von Voit and Max Rubner apply to nutrition in order to receive their results?

Title: Bras%C3%ADlia.
Question:
What is Brasilia famous for?