according to a a survey of 500 artists, curators, critics and dealers.

1. R Mutt’s Fountain, 1917 - better known as Marcel Duchamp’s “readymade” urinal

2. Picasso’s Les Demoiselles d’Avignon, 1907

3. Andy Warhol’s Marilyn Diptych, 1962

4. Picasso’s Guernica, 1937

5. Henri Matisse’s The Red Studio, 1911

6 Joseph Beuys - I Like America and America Likes Me, 1974 - a performance piece in the top ten? wow.

7 Constantin Brancusi - Endless Column, 1938

8 Jackson Pollock - One: No 31, 1950

9 Donald Judd - 100 untitled works in mill aluminium, 1982-1986

10 Henry Moore Reclining Figure 1929

from the Guardian Unlimited