A collector says the Calder Foundation sunk the value of an $8 million mobile by Alexander Calder by deciding it was too damaged to still be viewed as a work by the artist. By Graham Bowley The ...

A rendering shows the Sunken Garden at Calder Gardens, a proposed museum dedicated to the works of Alexander Calder, to be located on the Benjamin Franklin Parkway. (Herzog & de Meuron) From Philly ...