22 palaces visited by Steven Delva

Buckingham Palace

Buda Castle

Doge's Palace

Drottningholm Palace

Forbidden City

Gellert Baths and Spa

Grand Royal Palace

Hawa Mahal

Hungarian Parliament

Les Invalides

Palais des Papes

Palais-Royal

Palazzo Vecchio

Pena National Palace

Prince's Palace of Monaco

Royal Palace

Royal Palace of Madrid

Siena City Hall

Summer Palace Beijing

Szechenyi Thermal Bath

Topkapi

Wroclaw City Hall