Sources and Credits

All images are derived from Pixabay. Images and Videos on Pixabay are released under Creative Commons CC0 License.
Public domain images are considered to be free of copyrights. Consequently, such images may be used freely for any application. But it is still your responsibility, to make sure the depicted content (persons, logos, private property, etc.) is suitable for your application and does not infringe any rights.

Source:
https://pixabay.com/en/output-chair-wall-shadow-abstract-2614032/
https://pixabay.com/en/architecture-modern-building-1314416/
https://pixabay.com/en/passport-flag-travel-visa-2642172/
https://pixabay.com/en/mountain-minimalism-earth-alps-2115169/
https://pixabay.com/en/mars-mars-rover-space-travel-robot-67522/
https://pixabay.com/en/kids-kid-child-children-elementary-2985782/