The following is a list of reputable art galleries and what famous artwork each have as a part of their permanent collection.  If you ever get to visit any of the galleries, don't forget to look for the paintings listed.  They are definitely a must see! 

Museum Of Modern Art, New York, New York
Mark Rothko -Magenta, Black, Green on Orange
Juan Miro - Composition
Claude Monet - Water Lilies
Pablo Picasso - Les Demoiselles D'avignon
Henri Rousseau - The Dream
Andy Warhol - Marilyn Monroe
Henri De Toulouse-Lautrec - Jane Avril
Georges Braque - Still Life With Letters
Henri Rousseau - The Dream
Fernand Leger - Face and Hands
Vicent Van Gogh- The Starry Night
Marcel Duchamp - Bicycle Wheel (Sculpture)
David Smith - Cubi X  (Sculpture)

The Metropolitan Museum of Art, New York
Georges Seurat - The Side Show
Rembrandt Van Rijn - Christ Healing The Sick
Franciso Goya - The Sleep Of Reason Produces Monsters

National Gallery Of Art, Washington DC
Honore Daumier - Rue Transnonain
Paul Gauguin - Fatata te Miti (By the Sea)
Claude Monet- Rouen Cathedral, West Façade, Sunlight AND The Houses of Parliament, Sunset
Manet - The Railway
Raphael - The Alba Madonna
Jackson Pollock -Lavender Mist

Philadelphia Museum of Art
Constantine Brancusi - The Kiss (sculpture)

Boston Museum Of Finte Arts
Joseph Turner - Slave Ship

Le Louvre, Paris, France
Théodore Géricault-The Raft of the Medusa
Eugène Delacroix-Liberty Leading the People
Louis David-The Oath of the Horatii
Leonardo da Vinci-Virgin of the Rocks, The Virgin and Child with St.
Anne, The Mona Lisa, Madonna Of The Rocks
Jean-Auguste-Dominique Ingres- The Turkish Bath
Albrecht Dürer - Self-portrait
Edgar Degas- The Tub
Gustave Courbet - Interior of My Studio
Edouard Manet - The Fifer

The National Gallery, London
Paolo Uccello-Battle Of San Romano
Jan Van Eyck - Arnolfini And His Bride
Rembrandt - Self Portrait
Paul Cézanne -Bathers
Vincent van Gogh - Sunflowers
Georges-Pierre Seurat - Bathers at Asnières
Thomas Gainsboroguh - Mrs. Siddons

Toledo Museum
Jacques Louis David - Oath Of The Horatii
Pablo Picasso- Guernica

Prado, Madrid
Diego Velazquez - The Maids Of Honour
Francisco Goya - The Third Of May 1808