Castle Ashby was designed by Brown for Charles Compton, the 7th Earl of Northampton, and Spencer Compton, the 8th Earl.  Castle Ashby is a large scale landscape began in 1761 and has several lakes and garden buildings.  Terraces were added near the house during the 19th Century. 

Castle Ashby with river in the foreground and the castle in the distance.   This is an example of the classic Brown; the medley  of the house, grass, trees and water.

                                                                           Brown's plans for Castle Ashby.

A lakeside menagerie at Castle Ashby.

Images and information taken from Sources 7 and 8.