Four years in the making with the help of 150 artists, in commemoration of WW1.

edition.cnn.com/style/article/pantheon-de-la-guerre-wwi-painting/index.html

A panoramic canvas measuring 402 feet (122 meters) around and 45 feet (13.7 meters) high. It contained over 5,000 life-size portraits of war heroes, royalty and government officials from the Allies of World War I.

Partial section upload:

https://artofgdtpinocchio.com/

http://www.bulgarov.com/blackphoenix_bonus-entry.html

https://www.iamag.co/the-art-of-alex-ichim/

http://diply.com/sciencep/article/diy-glow-jars