I've been in buck house to do some work. It was in The Grand Ballroom with its 4m high ceiling and massive chandeliers. While that is very impressive, behind the scenes it is quite shabby. Like a hospital or some government institution from the 60s or 70s.
just a little list of the houses prince charles could live in
https://www.bbc.co.uk/news/uk-62918836
no wonder they keep going cap in hand to the government for more money