Black and white photo of a train on the tracks with a person standing…

Close up of a wooden floor with a pattern of hexagonal tiles

Brown ball on a white background

Diagram of the electromagnetic spectrum

Chinese scroll with a painting of a lotus flower and a butterfly on it

Painting of a sunset over a body of water

Drawing of a large building with a garden in the middle of it

Painting of the coat of arms of the city of San Marino

Black and white drawing of a large room filled with people sitting on…