Usage of the photos and graphics is only allowed by acknowledging "OPTIGRÜN" as the source. Photos and graphics in higher resolution are available from fotos@optigruen.de by stating purpose and contact information.<link>
This website uses cookies. This helps provide the basic functionality for this website, and also allows us to improve our content for you by saving and analysing anonymized user data. You can withdraw your consent to using these cookies at any time. Find more information regarding cookies on our Data Protection Declaration and regarding us on the Imprint.