World's Fair Pavilion Open To Public For One Day To Celebrate 50th Anniversary

NEW YORK, NY - APRIL 22: The sun is seen behind the Unisphere near the New York State Pavilion as part on a tour during festivities marking the 50th anniversary of the 1964 World's Fair, which opened in Flushing Meadows Corona Park on April 22, 2014 in the Queens borough of New York City. Hundreds of World's Fair buffs, tourists and the curious waited in line for hours to tour the grounds of the landmark pavilion. The World's Fair's, which began in Europe in the 19th century, looked to celebrate technological advancement and cultural exchanges among other ideas. The 1964 World's Fair in Queens had the motto "Peace through understanding" and saw over 51 million people attend the fair. (Photo by Spencer Platt/Getty Images)