Home Farm was the estate farm for Brodick Castle

Brodick Castle

Brodick Castle is a castle situated outside the port of Brodick on the Isle of Arran, an island in the Firth of Clyde, Scotland. It was previously a seat of the Dukes of Hamilton, but is now owned by the National Trust for Scotland.-Early and High Mediæval:...

. It now houses a series of tourist enterprises including a cheese shop, Creeler's seafood restaurant and Arran Aromatics. This was the site of the curiously named Khartoum

Khartoum

Khartoum is the capital and largest city of Sudan and of Khartoum State. It is located at the confluence of the White Nile flowing north from Lake Victoria, and the Blue Nile flowing west from Ethiopia. The location where the two Niles meet is known as "al-Mogran"...

 which was a kind of shanty town. It appears that makeshift towns all over Britain were given exotic names in a kind of ironic way.

Opposite Home Farm is Murchie Sand Pit, which is Arran's largest lowland pond (or loch). The sands and gravels have a variety of uses but the most famous is that of being used for water purification in Saudi Arabia

Saudi Arabia

The Kingdom of Saudi Arabia , commonly known in British English as Saudi Arabia and in Arabic as as-Sa‘ūdiyyah , is the largest state in Western Asia by land area, constituting the bulk of the Arabian Peninsula, and the second-largest in the Arab World...

, a case of selling coals to Newcastle.