For Over Four Years, the Hirshhorn Worked to Revitalize Its Sculpture Garden. Today, It’s Home to a ‘King and Queen,’ a ‘Wish Tree’ and a 55,000-Pound Vertical Swimming Pool Artwork
Newly refreshed by Japanese artist-architect Hiroshi Sugimoto, the sunken garden welcomes National Mall visitors with bronze masterpieces, contemporary stunners and a stage set for creative performances
We haven't written up this one. Smithsonian has the full story — the link below goes straight to it.