The following list of galleries around the world and museums are where classic paintings can be viewed in person. I have provided the name of the gallery, the city, and country.
1. Museo del Prado, Madrid, Spain
2. Museo di Capodimonte, Naples, Italy
3. Victoria and Albert Museum, London, UK
4. Wallace Collection, London, UK
5. Wallraf-Richartz Museum, Cologne, Germany
6. National Gallery of Scotland, Edinburgh, UK
7. National Gallery of Victoria, Melbourne, Australia
8. Chatsworth House, Derbyshire, UK.
9. Worcester Art Museum, Worcester, MA, USA.
10. Mauritshuis, The Hague, Netherlands
11. Norton Simon Museum, Pasadena, CA, USA.
12. Metropolitan Museum of Art, NY, USA.
13. E.G. Buhrle Collection, Zurich, Switzerland
14. State Hermitage Museum, St. Peretsburg, Russia
15. Kunsthistorisches Museum, Vienna, Austria
16. Chateau be Versailles, Versailles, France
17. Musee St. Demis, Reims, France
18. Rijksmuseum, Amsterdam, Netherlands
19. Walker Art Gallery, Liverpool, UK
20. Anthony de Rothschild Collection, Ascott, UK
21. Art Museum of Estonia, Tallim, Estonia.