The Isabella Stewart Gardner Museum is an art museum in Boston, Massachusetts, which houses significant examples of European, Asian, and American art. Its collection includes paintings, sculpture, tapestries, and decorative arts. It was founded by Isabella Stewart Gardner, whose will called for her art collection to be permanently exhibited "for the eā¦The Isabella Stewart Gardner Museum is an art museum in Boston, Massachusetts, which houses significant examples of European, Asian, and American art. Its collection includes paintings, sculpture, tapestries, and decorative arts. It was founded by Isabella Stewart Gardner, whose will called for her art collection to be permanently exhibited "for the education and enjoyment of the public forever."