Silbury Hill 180
Image by gyrus

On a similar note, you are going to plant a Shrubbery at the sanctuary at the request of the knights that go "Ni!"

Blimey, 4W, I'll have some of what you were on! Hoot Hoot !!!

(Can't believe no one's said this one)

Paint it pink and overfill the hole with red chalk, so that there's a small pert, hard, conical protrusion on the summit.

I've come over all flushed suddenly...must be too much "I'm a Celebrity..."