Open book with a map of the Battle of Chancellorsville

Group of Heliogona arbustorum

Small boat floating on top of a river

Small bird with a feather attached to its back

Black and white drawing of a woman with a flower in her hair

Small bird with a tag attached to it sitting on top of a table

View of the Chicago skyline from the top of the Willis Tower

Person sitting on the ground in front of a wall with pictures on it

Black and white drawing of a coin with an eagle on it