Group of people standing in front of a large mural on the ceiling of a…

Black and white photo of a large building with many windows

Close up of a common teasel plant in a field

Large grassy field with a house in the background

Close up of an orange hibiscus flower with yellow stamens in the center

Black and white photo of a large building with many windows

Topographic map of the city of San Francisco

Person wearing blue gloves holding a syringe filled with a red liquid

Stone bangle with a snake head on it