http://www.supremecourt.gov/visiting/visiting.aspx
202-479-3211
Location: 1st and East Capitol Streets
Metro stops: Capitol South- Blue and Orange Line
This impressive building of white marble houses the highest court in the land. Guided tours are available, when the Court is not convening, Mondays through Friday every hour on the half hour from 9:30 am to 4:30 pm, except Federal holidays.