In the late 1800s, the “Plaine Monceau” — an area once best-known for its vegetable gardens and orchards — became the chicest new neighborhood in the city, where celebrities built mansions called “hôtels particuliers”. Almost all those grand mansions have been broken up into apartments, but one remains, and it is the home of the Musée National Jean-Jacques Henner, the destination for this Journey.