Inside the Most Valuable Art Collection Ever Offered at Auction

Sotheby’s has unveiled the Lewis Collection, a group of works expected to achieve more than £200m (approx $2.68m) when it comes to auction in London on June 24 and 25, making it the most valuable collection ever offered at auction in Europe.

Assembled over more than four decades by British businessman Joe Lewis and his daughter Vivienne, the collection brings together works by Amedeo Modigliani, Gustav Klimt, Egon Schiele, Pablo Picasso, Francis Bacon, Lucian Freud, and…