The Salvador Dali museum in St. Petersburg, Florida was founded in 1982. The new building with the glass entryway and skylight was opened on 11 January 2011. The addition to the museum was designed by Yann Weymouth. The glass bubble is called the enigma and it is made up of 1,062 triangular pieces of glass. At the museum visitors can find 96 oil paintings, over 100 watercolors and drawings, 1,300 graphics, photographs, sculptures and other items. One of the most famous Dali pieces, The Disintegration of the Persistence of Memory, is housed in this museum.