Great guys. Wilhelm and Alexander von Humboldt

Basically it is the connections with people that give life its value.
Ideas can only be useful if they come to life in many minds.
Who is Alexander von Humboldt? Which of his ideas still inspire today?
Light projection on the eastern facade of the Humboldt Forum on the occasion of Alexander von Humboldt's 250th birthday
© SHF / Foto: David von Becker / Lichtprojektion: Experiential Design Studio Luxoom, 2019