29 palaces visited by Yannis Papastylianou

Academy of Athens

Austrian Parliament Building

Belém Palace

10

Belvedere Vienna

Buckingham Palace

Buda Castle

Ca' d'Oro

10

Cardiff City Hall

Crystal Palace Retiro

Dolmabahce

Grassalkovich Palace

Greek Parliament

Hellbrunn Palace

Hofburg

Hungarian Parliament

Les Invalides

Mirabell Palace and Gardens

Old Town Hall

Palace of Parliament

Palacio de Cibeles

Palazzo Maffei

Palazzo Vecchio

Palazzo Venezia

Primate's Palace

Quinta da Regaleira

10

Rector's Palace

Royal Palace of Madrid

Topkapi

Vienna City Hall