Architectural Digest

Today, AD joins interior designer Ross Cassidy in Paris’ largest flea market, Marché aux Puces de Paris Saint-Ouen, as he hunts for special pieces to fill his client’s home. Covering 20 acres and with over 1,700 vendors, navigating a flea market like this might seem a daunting task for many. From knowing when you’ve found a bargain to distinguishing real designer items from replicas, follow Ross as he shows you how to find treasure like a pro.

Despite boasting some of the most valuable real estate in New York, Grand Central is a hard area to build on. Join architect Nick Potts for an in-depth walking tour of Grand Central Terminal and its surrounding offices and discover what issues arise when building atop 40 acres of hidden railroad tracks. 270 Park Ave Lobby Render | Courtesy of Foster + Partners Union Carbide Photos | Ezra Stoller/Esto Director: Hiatt Woods Director of Photography: Eric Brouse Editor: Daniel Finn Host: Nick Potts Producer: Skylar Economy Field Producer: Christie Garcia Director of Creative Development, Lifestyle: Morgan Crossley Line Producer: Joe Buscemi Associate Producer: Brandon Fuhr Production Manager: Melissa Heber Production Coordinator: Fernando Davila Camera Operator: Marc Manasse Audio Engineer: Brett Van Deusen Production Assistant: Caleb Clark; Sonia Butt Post Production Supervisor: Andrew Montague Post Production Coordinator: Holly Frew Supervising Editor: Christina Mankellow Assistant Editor: Fynn Lithgow VFX: Sam Fuller Colorist: Oliver Eid

Today Architectural Digest takes you inside some of the most delightful celebrity yards and outdoor spaces. From Sienna Miller's scenic country meadow to Ellen Pompeo's Malibu paradise, these celebrities are ready to take to the great outdoors.