Yes. It is situated about 30 miles west of central London.
Parts of the castle are open to the public at certain times. Details on the link below.
It is now a popular tourist attraction, a venue for hosting state visits, and the Queen's preferred weekend home.
Neuschwanstein castle
Skenderbegs castle
Edinburgh Castle
its blarny castle
Edinburgh Castle
it is currently a tourist attraction
A tourist attraction and museum.
Stonehenge, Buckingham Palace, Windsor Castle, Tower of London.
Yes, most of the original castle is intact and well maintained as a major tourist attraction.
Windsor Castle is probably the most famous castle in modern times.