Royal Collections Trust
Royal Palaces, Residences and Art Collection
Go to www.rct.uk
You can take a look at :
Windsor Castle
The State Rooms at Buckingham Palace
The Royal Mews at Buckingham Palace
Clarence House
Frogmore House
Palace of Holyroodhouse
The Queens Gallery at the Palace of Holyroodhouse
You can also enjoy a short video tour of the Art Masterpieces in Buckingham Palace at https://www.rct.uk/collection/themes/exhibitions/masterpieces-from-buckingham-palace/the-queens-gallery-buckingham and much, much more.
Virtual Tours of Royal Palaces
You can take virtual tours of the following locations :
Hampton Court - https://www.hrp.org.uk/hampton-court-palace/#gs.woukan
Tower of London - https://www.hrp.org.uk/tower-of-london/#gs.wor8su
Kensington Palace - https://www.hrp.org.uk/kensington-palace/#gs.woummj
Kew Palace - https://www.hrp.org.uk/kew-palace/#gs.wouphd
Hillsborough Castle - https://www.hrp.org.uk/hillsborough-castle/#gs.woutey
Banqueting House, Whitehall - https://www.hrp.org.uk/banqueting-house/#gs.wouvs1