Your night-time Eiffel Tower photos are copyright violations

Paris' Eiffel Tower is part of the public domain, and as such your day-time photos are a-ok. But night-time photos are different story. The building is illuminated at night with various light shows, and those are ruled as copyrighted works of art, meaning "reproducing" it through photos, and sharing those photos online, requires permission. You can think of it as …