No reservations are required. To observe Congressional floor proceedings, visitors are required to obtain gallery admittance passes. Gallery passes for the House and Senate Visitors Galleries are available from all Congressional offices. The White House is open for public self-guided tours in the mornings, Tuesday through Saturday, and is closed every Sunday and Monday.
All tours are free.
Reserved tickets are only available through Congressional offices. Tours usually take 25 to 35 minutes and are conducted in groups of 70. The Supreme Court is in session beginning the first Monday in October and continues for two weeks per month through April. Visitors are also welcome to attend one of the 20-minute public lectures scheduled each day that the Court is not hearing oral arguments. No reservations are required.