Visitors to that site know the cyclorama by the French artist Paul Philippoteaux, a massive work that measures 27 feet high and 359 feet in circumference and currently hangs in the new visitor's center near the battlefield.
"Due to staffing reductions resulting from sequestration we regret to inform that White House tours will be canceled effective Saturday March 9, 2013, until further notice, " said an automated message at the visitor center's hotline.