Red Garden in Venice

What is this garden... Does anyone know? It was feautured, unlabeled, in an article about Marina Cicogna in T Magazine on November 3, 2013.

 

 

Artist's Studio

Gertrude Vanderbilt Whitney's studio pavilion, by Delano & Aldrich, at the Whitney estate in Westbury, Long Island, with murals and screens by Maxfield Parish, Robert Winthrop Chanler, and Howard Gardiner Cushing. 1913-15