- Woodley Park-Zoo station entrance pylon
- Woodley Park-Zoo/Adams Morgan station [01]
- Woodley Park-Zoo/Adams Morgan station [02]
- Woodley Park-Zoo collision
- National Zoo entrance sign
- Giraffe at Lincoln Park Zoo [01]
- Giraffe at Lincoln Park Zoo [02]
- Chicago-approved exit sign [01]
- Ostrich at the Lincoln Park Zoo [01]
- Trumpeter swan
- Ostrich at the Lincoln Park Zoo [02]
- Gorilla at the Lincoln Park Zoo [02]
- Gorilla at the Lincoln Park Zoo [01]
- Sea gull at Lincoln Park Zoo
- Chicago-approved exit sign [02]
- Flamingo at the National Zoo
- Asian elephant at the National Zoo [02]
- Asian elephant at the National Zoo [01]
- Lion at the National Zoo