15 Facts You Didn't Know About Buckingham Palace

With so many rooms and clocks throughout this grand household it's no surprise that making everything bright is a top priority. When it comes to windows, there are 760 of them that are cleaned every six weeks — and not all of them are reachable by just standing.

The bigger surprise, however, is that there are now more than 40,000 light bulbs throughout the residence, Good Housekeeping reports. Whose job is it to replace all those bulbs?