The Institut d'Art et d'Archéologie is a building at 3 rue Michelet in Paris, built for the educational institution of the same name. It was initially designed in 1920 in a unique eclectic style by architect Paul Bigot, and completed in 1932. It has been dubbed "the most curious building in Paris".
The building is currently occupied by the Sorbonne University Art and Archeology Department and the École d'Histoire de l’Art et d'Archéologie, a department of Paris 1 Panthéon-Sorbonne University.
Wikipedia https://en.wikipedia.org/wiki/Institut_d'Art_et_d'Archéologie
Address 8 Avenue de l'Observatoire, Paris 75006, France
Coordinates 48°50'32.069" N 2°20'9.79" E