The Paul Klee Center, which opened in 2005, is dedicated to the person, life and work of Paul Klee (1879–1940). It houses the worldwide largest collection of Klee's works. Paul Klee is regarded as one of the 20th century's most important artists.
The mild climate at Lago Maggiore is unique in Switzerland, and enables subtropical plants to flourish in the open air on Isola Grande, the large island. The Botanical Gardens of the Canton of Ticino house around 1,700 plant species.
The Tinguely Museum, located directly on the Rhine, was designed by the Ticino architect Mario Botta and houses the largest collection of works by Jean Tinguely (1925-1991), one of the most innovative and important Swiss artists of the 20th century.