George Thomas Clark, Mediæval Military Architecture in England…
“ Rising from a base of hard ground high above the stream, it forms a grand feature upon the shore of the Medway, here 1,000 feet in breadth, and which almost vies with the Thames in the volume of its waters. From the turrets of the keep is seen outspread a view of great extent and exceeding variety, including the steep and verdant slopes of the chalk, and the broad and fertile meads across which the great river flows in graceful folds, concealed and betrayed by the inequalities of the hills and the scattered masses of forest trees. ”
