Two men in top hats riding on the back of a horse

Bee in a white box with a barcode on it

Yellow and white tetrahedron on a blue background

Group of men standing next to each other in a field

Black and white photo of a large steam engine in a factory

Black and white drawing of a diesel engine on a white background

Neolithic arrowhead from the Neolithic period

Painting of a group of people in a wooded area

Ivory plaque with carvings depicting the crucifixion of Jesus on the…