The tours happen on Sundays, from 9 a.m to 1:30 p.m. Groups of 20 people are arranged to visit the Palacio do Planalto, every 30 minutes and guided by a Public Relations professional. The visit program includes a tour to the Noble, East and West Rooms, the Supreme Meeting Room, the Guest Room, the Presidential Office and a showcase of the art pieces. The Palacio do Planalto is the official workplace of the President of Brazil. It is located in the national capital of Brasilia. The building was designed by architect Oscar Niemeyer and inaugurated on April 21, 1960. It has been the workplace of every Brazilian president since Juscelino Kubitschek. It is located at the Praca dos Tres Poderes (Three Powers Plaza), to the east of the National Congress and across from the Supreme Federal Court.