The Kunstmuseum Basel houses the oldest public art collection in the world and is generally considered to be the most important museum of art in Switzerland. The main building of Kunstmuseum Basel, dating from 1936, was designed by Basel-based architect Rudolf Christ together with master builder Paul Bonatz from Stuttgart, both advocates of conservative modernism. It is listed as a heritage site of national significance.
The focus of the museum is on paintings and graphic art by artists from the Upper Rhine region from 1400 to 1600 and the art of the 19th to 21st centuries.
The museum in Basel, they were greatly influenced by northern Italian architecture. Both historical buildings, such as the Palazzo Ducale in Mantua, and the contemporary architecture of the Novecento Italiano served as models for its construction. The main building was designed purely to house collections. Now that the annex has opened, which has since been hosting Kunstmuseum Basel’s special exhibitions, it can now return to this purpose.
The Kunstmuseum possesses the largest collection of works by the Holbein family. Further examples of Renaissance art include important pieces by such masters as Konrad Witz, Hans Baldung (called Grien), Martin Schongauer, Lucas Cranach the Elder, and Matthias Grünewald. The main features of the 17th and 18th centuries are the Flemish and Dutch schools (e.g. Peter Paul Rubens, Rembrandt, Jan Brueghel the Elder), and German and Dutch still life painting. Key works from the 19th century include the Impressionists represented by Édouard Manet, Edmond Jean de Pury, Claude Monet, Paul Gauguin, Paul Cézanne as well as the paintings by Vincent van Gogh and Switzerland’s Arnold Böcklin and Ferdinand Hodler. In the 20th century, the focus is on works of Cubism with Picasso, Braque, and Juan Gris. Expressionism is represented by such figures as Edvard Munch, Franz Marc, Oskar Kokoschka, and Emil Nolde. The collection also includes works from Constructivism, Dadaism Surrealism, and American art since 1950. Further highlights are the unique compilations of works from Pablo Picasso, Fernand Léger, Paul Klee, Alberto Giacometti, and Marc Chagall.
According to Wikipedia/ basel.com