The artist behind Northumberlandia is holding an exclusive tour on Friday, August 2.
Charles Jencks will give people an insight into the Lady of the North, showing what various features mean.
The tour will start at 11am at the Snowy Owl.
Availability is limited and people are advised to book in advance. Tickets cost £10 or £5 concession.
Northumberlandia is made of 1.5m tonnes of rock, clay and soil.
It is 100ft high, a quarter of a mile long and set in 46 acres of park.
For more or to book, visit www.northumberlandia.com