Creative Commons Licenses

 
1.jpg

Pixabay by Unknown
(No attribution, CC0 License)

3.jpg

Chamonix by Didier Baertschiger
(Attribution-ShareAlike 2.0 Generic)

 
2.jpg

Ganoga by Benjamin Kouba
(Attribution 2.0 Generic)

4.jpg

Desert Virga by John Fowler
(Attribution 2.0 Generic)