Slum area with a walkway leading to a building next to a body of water

Group of people sitting in chairs in a room

Group of men in graduation robes and hats walking down a street

Frozen river with people walking along it

Man sitting on a bench with a baby in his arms

Black and white painting of a man and woman in a room

Chinese painting of a tree in the middle of a field

Black and white photo of a river with a bridge in the background

Open book with a ruler on top of it