Photo: Miguel Hermoso Cuesta, CC BY-SA 4.0 Free museums & galleries in Paris
Photo: Miguel Hermoso Cuesta, CC BY-SA 4.0 
Photo: Gunnar Klack, CC BY-SA 4.0 Petit Palais
Free, always
Photo: Benh LIEU SONG (Flickr), CC BY-SA 3.0 Louvre Museum
Free at certain timesMusée d’Orsay
Free at certain timesMusée d’Art Moderne de Paris
Free, always
Photo: Md.altaf.rahman, CC BY-SA 3.0 Maison de Victor Hugo
Free, always
Photo: Mbzt, CC BY 3.0 Musée Cognacq-Jay
Free, always
Photo: Myrabella, CC BY-SA 3.0 Musée de la Vie Romantique
Free, always
Photo: Daderot, Public domain Musée Cernuschi
Free, always
Photo: Langladure, CC BY-SA 3.0 Musée Bourdelle
Free, always
Photo: Serein, CC BY-SA 3.0 Musée Zadkine
Free, always
Photo: Thank you to indicate this credit line next to the image in case of reuse: Credit: Polymagou - CC BY-SA I'd appreciate i, CC BY-SA 4.0 Maison de Balzac
Free, alwaysMusée de la Libération de Paris
Free, always
Photo: Guilhem Vellut from Paris, France, CC BY 2.0 Pavillon de l’Arsenal
Free, always
Photo: Hadonos, CC BY-SA 4.0