This guest essay reflects the views of Ruth D. Nelson, and is excerpted from her book "Our Lady of the World's Fair: Bringing Michelangelo's "Pietà" to Queens in 1964." The 1964–1965 New York ...

New York 1964 World's Fair, "Peace Through Understanding," New York State Pavilion (photographed in 2008) The theme of the '64 Fair was "Peace Through Understanding," and the Unisphere (below ...