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aadair4: Smithsonian Institution Tower, Washington, D.C.
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aadair4: Smallpox Hospital ruins, Roosevelt Island, New York, NY
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aadair4: Renwick Gallery, Washington, D.C.
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aadair4: St. John's Church, H Street, Washington, D.C.
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aadair4: St. Patrick's Cathedral, New York, NY
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aadair4: Saks Fifth Avenue & St. Patrick's Cathedral, New York, NY
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aadair4: St. Patrick's Cathedral, New York, NY
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aadair4: St. Patrick's Cathedral, New York, NY
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aadair4: Smithsonian Institution Building, Hirshhorn Museum & Sculpture Garden, National Air & Space Museum, Washington, D.C.
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aadair4: Freer Gallery of Art, Smithsonian Institution Building or Smithsonian Castle, Hirshhorn Museum & Sculpture Garden, National Air & Space Museum, National Mall, Washington, D.C..
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aadair4: Smithsonian Institution Building, National Mall, Washington, D.C.