Photo credits
| Image | Source | Author | Link |
|---|---|---|---|
 | MediaPortal der Deutschen Bahn | Jet-Foto Kranert | Deutsche Bahn AG |
 | MediaPortal der Deutschen Bahn | Thomas Henne | Deutsche Bahn AG |
 | MediaPortal der Deutschen Bahn | Uwe Miethe | Deutsche Bahn AG |
 | 155440188 | PPAMPicture | Getty Images |
 | 538770797 | Busà Photography | Getty Images |
 | 1397284885 | Shabdro Photo | Getty Images |
 | iStockphoto | jenifoto | Getty Images/iStockphoto |
 | 151604896 | EduLeite | iStock |