Close up of a pink bull thistle flower in a field surrounded by other…

Brick sidewalk with cars parked on the side of it

Helicopter on the flight deck of an aircraft carrier

Group of men in uniform marching down a street

Old map of the Middle East

Open book with a black background and a page from a 15th century…

Large body of water with a dam in the middle of it

Drawing of a plant with green leaves and flowers

Old black and white photo of a machine in a factory