Audio Gallery Tour of the Betty Freeman collection, including works from Joseph Cornell, Andy Warhol, Roy Lichtenstein, David Hockney, Dan Flavin, Sam Francis, Alexander Calder, Claes Oldenburg, Walter De Maria and Bruce Nauman.

Christie's Artcast-Video Gallery talk by Laura Paulson, Deputy Chairman, Post-War and Contemporary Art, Christie's, about Betty Freeman, the Medici of Modern Music. Property from the Collection of Betty Freeman

Kerry Keane, International Specialist and Department Head of Musical Instruments, discusses the rediscovered Roy Rogers' OM-45 Deluxe guitar made by C.F. Martin and Co., considered one of the rarest and most coveted guitars among collectors.

Amy Cappellazzo, International Co-Head, Post-War & Contemporary Art, Christie's, discusses The Refco Collection of Contemporary Photography, April 25th, May 5th & May 10th, 2006, New York. For more information visit Christie's on the Web at http://www.christies.com

Brett Gorvy, Deputy Chairman, Christie's America and International Co-Head, Post-War & Contemporary Art, Christie's, discusses highlights from "Donald Judd, Selections from the Judd Foundation", to be auctioned in New York in the Post-War and Contemporary Art evening sale 9 May 2006. For more information visit Christie's on the Web at http://www.christies.com

Jeff Koons speaks about his work in this interview taped in April 2004 with Brett Gorvy, Deputy Chairman, Christie's America and International Co-Head Post-War & Contemporary Art. Visit Christie's on the Web at http://www.christies.com

Jeff Koons speaks about his work in this interview taped in May 2000. Visit Christie's on the Web at http://www.christies.com

Brett Gorvy, Deputy Chairman and International Co-Head, Post-War & Contemporary Art, Christie's, discusses highlights from Donald Judd: Selections from the Judd Foundation to be sold at Christie's New York, May 9 2006, Sale 1658. For more information visit Christie's on the Web at http://www.christies.com

Rainer Judd discusses her father artist Donald Judd and the Judd Foundation. Donald Judd: Selections from the Judd Foundation to be sold at Christie's New York, May 9 & 10, 2006, Sale 1658. For more information visit Christie's on the Web at http://www.christies.com

Nicholas Hall and Richard Knight, Joint International Specialist Heads of Old Master Paintings, and Andrew Wilton, former Curator, British Pictures, Tate Britain, discuss J.M.W. Turner's Giudecca, La Donna della Salute and San Giorgio. To be sold in the Old Master Paintings, Sale 1620, 6 April 2006, New York. For more information visit Christie's on the Web at http://www.christies.com

An invitation to enter the world of jewelry at Christie's. For more information visit Christie's on the Web at http://www.christies.com