London for Free With Planning

Ceremony of the Keys at the Tower of London
The Ceremony of the Keys at The Tower of London is a 700 year old tradition that takes place every night. Essentially it's locking all the doors to the Tower of London and the public are allowed to escort the wardens, as long as they apply in advance.

Be A Member of a TV Audience
How to be a member of a TV show audience in London.

Somerset House Free Guided Tour
Somerset House, London's 18th century neoclassical palace, offers free guided tours on the first Saturday of the month.

British Legion Poppy Factory Tours - Poppy Factory Tours
The Royal British Legion Poppy Factory in Richmond, Surrey makes paper poppies and wreaths for Remembrance Day, 11 November. The factory workers, many disabled ex-serviceman and dependents, make poppies all year round and free factory tours are available.