Tickets Alert: Visit the Chatley Heath semaphore tower

Peeking just above the trees by the M25 on the edge of southwest London is a tall octagonal building built as part of the defence of Britain, and it will be open to the public for a weekend in June.

The Samuelson Mausoleum standing alone in quiet woods

Hidden away in some woods on the boundary of the M25 motorway near the southwest edge of London can be found a grand monument to an industrialist and politician - but it's not where he was originally buried.

Climb to the top of Britain’s only surviving semaphore tower

Peeking just above the trees by the M25 in southwest London can be found a curious octagonal building which was built 200 years ago as part of the defence of Britain.

Tickets Alert: Free tours of the Chatley Heath semaphore tower

A unique remnant from the Napoleonic era, the only surviving semaphore tower in Britain can be found next to the M25 and is having a free open weekend in June.

Tickets Alert: Visit the Chatley Heath semaphore tower

A unique remnant from the Napoleonic era, the only surviving semaphore tower in Britain can be found next to the M25 and is having an open weekend in June.

Chatley Heath semaphore tower saved

A tower on the edge of London in danger of ruin has been saved following a campaign, and will be restored and opened to the public.

Saving the UK’s last working semaphore tower – in South-West London

Just on the edge of London lies an architectural and military marvel -- a relic of the time Britain feared invasion by France.