1. 775 -- number of rooms in palace
Grand Room courtesy www.idesignarch.com.
2. 1514 -- number of doors
Photo courtesy newsbbcimg.co.uk.
3. 760 -- number of windows
Photo courtesy guim.co.uk.
4. 1705 -- year the palace was built
Buckingham Palace circa 1710 courtesy upload.wikimedia.org.
5. 1837 -- year the palace became the Royal Family's official residence after which an addition was added to house Queen Victoria and Prince Albert's nine children
Queen Victoria, who ascended to the throne in 1837, moved into the palace the same year (photo courtesy www.wikimedia.org).
6. 40,000 -- number of lightbulbs
Photo courtesy ledtronics.com.
7. 40 -- number of acres of private garden, London's largest, which includes a helicopter pad, tennis courts and lake
Gardens courtesy www.caminomyway.com.
8. 800 -- number of staff who make up the Royal Household
9. 51,000 -- number of guests who visit palace each year
10. 1 billion -- approximate value in pounds of palace today