Nelson Mandela’s widow Graca Machel just after biding farewell to South African former president Nelson Mandela lying in state at the Union Buildings in Pretoria on December 11, 2013. Nelson Mandela’s flag-draped casket made a solemn journey through the streets of Pretoria Wednesday, arriving at the seat of South Africa’s government where he will lie in state for three days. Mandela, the revered icon of the anti-apartheid struggle in South Africa and one of the towering political figures of the 20th century, died in Johannesburg on December 5 at age 95.. AFP PHOTO / ELMOND-JIYANE