Category:Built in Washington, D.C. in 1998
Most populous urban areas of the world: Hong Kong [CN] · London [GB] · Madrid [ES] · Milan [IT] · Moscow [RU] · New York City [US] · Paris [FR] · São Paulo [BR] · Singapore [SG] · Washington, D.C. [US]
States of the United States: Alabama · Arizona · Arkansas · California · Colorado · Florida · Georgia · Illinois · Indiana · Iowa · Louisiana · Maryland · Massachusetts · Michigan · Minnesota · Mississippi · Missouri · Nebraska · Nevada · New Jersey · New Mexico · New York · North Carolina · North Dakota · Ohio · Oklahoma · Oregon · Pennsylvania · Rhode Island · South Carolina · South Dakota · Tennessee · Texas · Utah · Washington · Wisconsin – Washington, D.C.
 1990s architecture in Washington, D.C.:
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← 1990-1991-1992-1993-1994-1995-1996-1997-1998-1999 → |
States of the United States: Alabama · Arizona · Arkansas · California · Colorado · Florida · Georgia · Illinois · Indiana · Iowa · Louisiana · Maryland · Massachusetts · Michigan · Minnesota · Mississippi · Missouri · Nebraska · Nevada · New Jersey · New Mexico · New York · North Carolina · North Dakota · Ohio · Oklahoma · Oregon · Pennsylvania · Rhode Island · South Carolina · South Dakota · Tennessee · Texas · Utah · Washington · Wisconsin – Washington, D.C.
Subcategories
This category has only the following subcategory.