Topiary Gardens in Spain
Of course there are lots of topiary gardens elsewhere in the world besides the other countries mentioned in the menu of this site and this page aims to highlight some of the more spectacular.
Alhambra Palace, Granada
You could do worse than start by trying the Alhambra Palace in Granada, if you wanted to go straight to the top on a visit to Spain. See my page on the Generalife Gardens.
Aranjuez Palace, near Madrid
Several formal gardens
Generalife Gardens, Alhambra Palace, Granada, Spain