Situated on a hill near Enniskerry in Co Wicklow, Powerscourt House has a fascinating history, as do the impressive gardens which surround it. Today it’s mostly the gardens that are of interest. While still an imposing presence, the house was almost completely destroyed by a catastrophic fire in 1974 and while a restoration in 1996 returned it to a usable condition, little of its original grandeur remains – most of the ground floor is now used as retail outlets, with just two rooms return...