Some $200 million worth of art collected by Len Riggio will be sold at Christie's in New York in May. Major works abound.

Louise Riggio is downsizing her Manhattan apartment, which means selling more than 30 works by artists including Mondrian, ...

In the 1960s and 1970s, the Rothschild soirées were the most coveted invitation of the year. The Surrealist ball took the ...

"The Instant," a 1949 painting by surrealist artist Kay Sage, depicts a desolate landscape with architectural remains in the ...