Ann Dunham with her children, Maya and Barack. Courtesy Maya Soetoro-Ng hide caption

itoggle caption Courtesy Maya Soetoro-Ng
Mary Altaffer/AP

Designed by Frank Lloyd Wright, The Guggenheim Museum, celebrates 50 years on Fifth Avenue and it's acceptance into architectural society. George Heyer/Getty Images hide caption

itoggle caption George Heyer/Getty Images