Many are said to be haunted by the ghosts who set up their entourage at the strongholds. Others witnessed murder, civil war and treachery and some strongholds were used as prisons where rulers locked up rebels who threatened their power base. Many are owned and kept by English Heritage. Most charge admission fees and ask visitors to book in advance. Opening times and rules are available on websites including English Heritage and individual sites.

. 10 Days Out - Best castles to visit in the county.
10 Days Out - Best castles to visit in the county.

. Scarborough Castle
In the 12th and 13th centuries Henry II added to the castle and King John developed it as his Yorkshire power base. Richard III was the last king to stay there.

. Skipton Castle
It played a critical role during the English Civil War, where it was the only Royalist stronghold in the entirety of the north of England. It is a well preserved site.

. Helmsley Castle
Discover how the castle evolved from a mighty medieval fortress to luxurious Tudor mansion to Civil War stronghold and romantic Victorian ruin.

9. Pontefract Castle
The castle is mainly well-known for being the place in which King Richard II is said to have died. It is today open to the general public and makes for a wonderful day out.

10. Sandal Castle, near Wakefield
Its origins date back to the 12th century. The castle also played a role in several historical events such as The Battle of Wakefield and English Civil War.