The Patchwork Girl of Oz by L. Frank Baum

It was a long walk, but a pleasant one, and they did not mind it a bit. Late in the afternoon they drew near to the wonderful tin castle of the Emperor of the Winkies, and Ojo and Scraps, who had never seen it before, were filled with amazement.

Jephson Gardens, Royal Leamington Spa

Roughing It by Mark Twain

Now and then, as our position changed, rocky bastions swung out from the wall, a mimic ruin of castellated ramparts and crumbling towers clothed with mosses and hung with garlands of swaying vines, and as we moved on they swung back again and hid themselves once more in the foliage.

Upton House, Northamptonshire