Visitors observe Jeff Koons' sculpture &quot;Split-Rocker&quot; unveiled in Rockefeller Plaza in New York on Wednesday, June 25, 2014. The 37-foot high topiary sculpture consisting of over 50,000 flowering plants will be on display until September 12. The exhibit coincides with a retrospective of Koon's work at the Whitney Museum of American Art. (&copy; Richard B. Levine)