If you're near Green Park or the Tower of London tomorrow (Wed), listen out for very loud cannon fire.
Ceremonial military guns will go bang bang several times in London during 2019, at the Tower of London and in the Royal Parks.
While the Tower of London has a grim history of death and torture, most of the deaths actually took place outside the Tower, on a plot of land that is today marked by a small memorial.
An ancient and mighty fortress, and beside it a subterranean shopping centre that is a hive of tat and tourist trinkets.
For the remainder of this week, every evening, 10,000 individual flames will be lit within the moat of the Tower of London.
There's a station on the London Underground that if you look carefully enough, you might spy a chunk of ancient Roman Wall peeking out.
The moat of the Tower of London will be filled with thousands of flames for one week only in an act of remembrance for the lives of the fallen during WW1.
Ceremonial military guns go bang bang several times each year in London, at the Tower of London and in the Royal Parks.
Early each year is the time to plan ahead to attend some of the UK's grand pomp and ceremony events for the summer ahead.
Every night, long after the tourists have been kicked out an ancient ceremony is performed in private inside the Tower of London - the Ceremony of the Keys.
Big guns go bang bang several times each year in London, at the Tower of London and in the Royal Parks.
An ancient ceremony takes place every evening inside the Tower of London, hidden from prying eyes.
If you are in the area on Monday (14th Sept), then there will be a chance to see a fairly rare ceremony take place at the Tower of London.
It can hardly have escaped your notice that something special is happening at the Tower of London at the moment.
On this day, 130 years ago, the Tower of London station on the London Underground closed. No, not the one we know today, nor that other one you are thinking of. It's in fact the original of the three that closed.