Feather identification expert Roxie Collie Laybourne surrounded by birds. This photo took about eight hours to set up (Chip Clark, Smithsonian Institution)

Botany collections at the National Museum of Natural History (Chip Clark, Smithsonian Institution)

Many types of algae in the Department of Botany collections (Chip Clark, Smithsonian Institution)

Invertebrates collection in storage behind the scenes (Chip Clark, Smithsonian Institution)

Anthropology collections with items representing different groups of people at specific times (Chip Clark, Smithsonian Institution)

Entomology collections at the National Museum of Natural History (Chip Clark, Smithsonian Institution)