30 palaces visited by Sherif Guirguis

Abdin Palace

Antwerp City Hall

Apostolic Palace

Belvedere Vienna

Bruges City Hall

Buckingham Palace

Dolmabahce

Forbidden City

Greek Parliament

Hofburg

Hungarian Parliament

Manial Palace and Museum

Mirabell Palace and Gardens

Palace of Westminster

Palais-Royal

Palau de la Música Catalana

Palazzo Vecchio

Petergof

Prince's Palace of Monaco

Royal Palace

Royal Palace of Amsterdam

Royal Palace of Madrid

Schönbrunn Palace

Stockholm City Hall

Summer Palace of Peter the Great

The White House

Topkapi

United States Capitol

Vienna City Hall

Zürich Hauptbahnhof