Inside the world's deadliest garden
Alnwick Garden - The Alnwick Garden is a complex of gardens around Alnwick Castle in the historic market town of Alnwick in Northumberland, England.
Grand Cascade - The Garden is home to the Grand Cascade, an enormous fountain containing 120 water jets.
Alnwick treehouse - At the Alnwick Garden, you'll also find one of the largest wooden treehouses in the world.
Who created the Poison Garden? - The Poison Garden was started in 2005 by Jane Percy, Duchess of Northumberland.
Inspiration - The Poison Garden was inspired by the Orto Botanico di Padova, a botanical garden in Padua, Italy.
Visitors - Visitors must follow specific instructions when visiting the garden.
Hemlock - This highly poisonous plant also adorns the Poison Garden.
Laburnum - All parts of laburnum, also known as golden chain or golden rain, are toxic.
Brugmansia - Also known as angel's trumpets, these eye-catching flowers are, in fact, poisonous.
Foxglove - Inhaling the pollen of this flower can be enough to trigger poisoning symptoms.
Vinca rosea - Also known as the Madagascar periwinkle, this plant is actually used in chemotherapy.
Euphorbia, or spurges, are highly toxic. Touching them can give you a nasty rash.
Tobacco - Tobacco, which is used in harmful products such as cigarettes, is also planted at the Poison Garden.
Opium poppy -
The plant, used as the base for the production of drugs such as heroin, can also be found at the Poison Garden.