Explosive and historical enthusiasts are in for a treat this weekend as the Gunpowder park opens it's doors for a special full guided tour.

The one-off chance to tour the sites' 222-acres of parkland takes place this Sunday (September 20) and gives visitors a chance to learn more about Waltham Abbey's role in building explosives.

There's also an opportunity to go on a nature tour to see how the land has become home to a diverse range of flora and fauna.

The one hour tour takes place from 11am.

Booking is essential, as the tour is expected to be popular.

For more information call 020 7467 1470.