Visit Navigation House to explore the rich history of Sleaford Castle through the ages at the ‘Discover Sleaford Castle’ exhibition.

Built by a Norman bishop, and visited by both King John and Henry VIII, this exhibition reveals the results of research by Sleaford Castle Heritage Group as well as fascinating discoveries from the recent archaeological digs.

OPENING HOURS
Monday – 10am–2pm
Tuesday – Closed
Wednesday – Closed
Thursday – Closed
Friday – 10am–2pm
Saturday – 10am–2pm
Sunday – 10am–2pm