The Spanish Royal Household is mourning the death of former Socialist Party leader Alfredo Pérez Rubalcaba, who died last week.
King Felipe and Queen Letizia went to the Congress of Deputies to pay to pay their respects.
King Juan Carlos and Queen Sofia also made an appearance at a different time.
The Royal Household sent out a tweet soon after the death. Rubalcaba died suddently at 67 following a stroke.