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The National Air And Space Museum and the National Museum of American History will be open today, March 5; all other Smithsonian Washington, D.C.-area museums and the National Zoo will be closed due to inclement weather. The Smithsonian museums in New York will be open today.Skip navigation
The Smithsonian's Museum Conservation Institute conducts in-depth studies of artistic, anthropological and historic objects using state-of-the-art analytical techniques to understand their provenance, composition and cultural context, and to improve our conservation techniques.
The MCI website features a "Taking Care" section where you can learn how to take care of your own treasures.