Keep an eye out for the rush of businesspeople as you appreciate the façade of UNESCO Headquarters. Things can get hectic around this place at the beginning and end of the work day!
You'll have to find your way to Faubourg Saint-Germain to reach this corporate center of operations. If you intend to do some sightseeing when you're done, why not stop by Eiffel Tower? It's located near UNESCO Headquarters.