Black and white drawing of a woman in a frame surrounded by plants

Map of Siberia with a red circle in the middle of it

Painting of a group of people sitting on top of a hill

Old map of the city of Winterthur

Painting of a man with a white beard wearing a blue coat

Molecular model of a peptide molecule

Man standing and holding a flag in one hand and a shield in the other

Man in a brown robe and hat standing in front of a building

Black and white photo of a city street with buildings