Maiwand is a village on Afghanistan, 50 miles northwest of Kandahar. The Battle of Maiwand saw a British brigade under General Burrows defeated by Ayub Khan on the 27th July 1880. Watson served at this battle in A Study in Scarlet.

 

Described as the home of Sally and Tom Dennis, owners of the wedding ring found on the body of Enoch J. Drebber. (A Study in Scarlet) 

 

A prison on the north bank of the Thames (on the site of the present Tate Britain Gallery). Designed by Jeremy Bentham and built at a cost of £500,000, it was finished in 1821. It was closed in 1890 and pulled down in 1902. (The Sign of Four)

 

The Plantation on which Jonathan Small was the overseer when working for Abel White. (The Sign of Four)