Last week was #MuseumWeek, when museums, galleries and cultural institutions across the world (and of course, London) went on Twitter to reveal their secrets.
We gave you a heads up on which London venues were worth a follow. If you missed it, here's a quick rundown of some of London's juicier secrets which were revealed.
Charles Dickens wasn't happy when his clock stopped working
And he wrote a letter to let the company which had cleaned it know.
The British Museum was the first national public museum
The British Museum has beehives on its roof
As does the National Portrait Gallery.
The V&A was home to the world's first museum restaurant
The V&A was once used as a canteen for a nearby RAF training college
National Gallery's sculptures were originally designed for Marble Arch
The Bank of England only actually owns two gold bars
Parts of Fulham Palace date back to 1494
The Cutty Sark's figurehead is named after a poem
Nannie is named after a witch in Robert Burns's poem Tam O Shanter.