The Duke of Edinburgh will visit Sussex as part of his 93rd birthday celebrations.
Prince Philip will spend today with the Queen at a garden party at Buckingham Palace with 8,000 invited guests.
However, on Friday he will visit Hindleap Warren Outdoor Education Centre, in Forest Row.
The centre provides opportunities for disadvantaged children in Ashdown Forest.
The visit is part of a packed week for the Royal which will include an event at Windsor Castle and a trip to Germany to present campaign medals his role as Royal Colonel of The Highlanders, Fourth Battalion and The Royal Regiment of Scotland.
The Duke is the longest serving consort in British history and also the oldest serving partner of a reigning monarch.