Beyeler Foundation - classic modern art Basel

Designed by architect Renzo Piano in 1997, this museum houses the permanent collection Beyeler.

 With some 230 works, it reflects the light of Hildy and Ernst Beyeler on 20th-century art and presents important aspects of the era of modern classic marked by Monet, Cezanne, Van Gogh, Picasso, Warhol, Lichtenstein and Bacon . These tables alongside first art objects from Africa, Oceania and Alaska. Free entry to exhibitions with the Upper Rhine Museum Pass.
source: http://www.myswitzerland.com/fr/decouvrir_la_suisse/top_attractions.html