Saint Sulpice (Charles-Marie Widor and Marcel Dupré):

Click here for some up close pictures including drawings of the organ.

Cathedral of Notre Dame (Louis Vierne):

Saint Gervais:

Look, someone else made an all wood pipe organ!!!!

Saint Merri:

Saint Eustache:

Saint Germain des Pres:

Sainte Clothilde (César Franck):

Saint Roch:

La Madeleine:

Saint Germain L'Auxerrois:

Saint Etienne du Mont (Maurice Duruflé):

Basilique du Sacré-Cœur: