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| | Old Post Office Building, Washington |
 | | This was the first government building to have its own electric power plant, with generators installed to power over 3,900 lights throughout the buiding. |
 | | The building was nearly demolished in 1971, but was saved by the efforts of Nancy Hanks, head of the National Endowment for the Arts, and the D.C. Preservation League. |
 | | This is the tallest high-rise building in Washington, and the city's third-tallest structure, after the Washington Monument and the National Shrine of the Immaculate Conception. |
| www.emporis.com /en/wm/bu/?id=119514 (297 words) |
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