The Smithsonian Visitor Center in Washington DC is located in a beautiful red sandstone building known as "The Castle". Learn ...

Bell demonstrated his telephone and Thomas Edison his phonograph at the Smithsonian Castle Building during meetings of the newly formed National Academy of Sciences, headed by Smithsonian Secretary ...

The renovation is expected to last approximately five years. The Smithsonian Castle is a building rich in history and grandeur, making it one of Washington, D.C.’s premiere event venues. Located on ...