21 palaces visited by Carol Kirk

Alcázar of Seville

Amalienborg

Borsen

Buckingham Palace

Buda Castle

Casa de Pilatos

Hampton Court Palace

Hofburg

Holyrood Palace

Hungarian Parliament

Les Invalides

Mirabell Palace and Gardens

Palace of Fine Arts

Palace of the Argentine National Congress

Palace of Westminster

Palacio de las Dueñas

Royal Palace of Amsterdam

Royal Palace of Madrid

Schönbrunn Palace

Topkapi

Vienna City Hall