The special exhibitions cover both older and more modern art.

But why cover the exhibition at all if it so unworthy?

Special exhibitions cover issues such as the construction of railway lines.

The exhibition covers the full span of the artist's career.

Seven or eight special exhibitions over the year cover the whole range of American Art.

The exhibition covers a little more than three decades to present a historical overview.

The exhibition covers the local and the natural history.

This exhibition, covering 40 years and as many artists, is spread throughout three floors of a town house.

The exhibition, more than 100 garments, will cover women's and men's clothing with a couple of children's pieces.

The exhibitions cover a wide range of current issues, from environmentalism to computers.