- Buckingham Palace – London, United Kingdom
Buckingham Palace, the official residence of the British monarch, is one of the most iconic buildings in the world. The palace is valued at $1.55 billion, and features 775 rooms, including 19 state rooms, 52 royal and guest bedrooms, and 188 staff bedrooms. While the palace is not currently on the market, it is estimated that its value could exceed $6 billion if it were to be sold.
