Probably because people wanted it.
they also did it because they can express themselves through it.
Because they want to
Museum of Contemporary Art Detroit was created in 2006.
Fall Apart Art was created in 2006.
Mainstreams of Modern Art was created in 1959.
Frye Art Museum was created in 1952.
Aberdeen Art Gallery was created in 1885.
This Is Not Art was created in 1998.
Art Is... was created in 1971.
The Art of Making Art was created on 2011-10-23.
The Art of Seduction was created in 2001.
Art from the Heart was created in 1985.
The Art of Cricket was created in 1958.
Art of Noise was created in 1983.
Art Chicago was created in 1980.
The Art of The Trio was created in 1980.
The Art of Seeing was created in 1942.
The Art of Noises was created in 1913.
The Art of Captaincy was created in 1985.