Finlaggan Castle also known as Eilean Mor Castle is a ruined fortified house located on the isle of Eilean Mór on Loch Finlaggan, Islay

Islay

-Prehistory:The earliest settlers on Islay were nomadic hunter-gatherers who arrived during the Mesolithic period after the retreat of the Pleistocene ice caps. In 1993 a flint arrowhead was found in a field near Bridgend dating from 10,800 BC, the earliest evidence of a human presence found so far...

, Scotland

Scotland

Scotland is a country that is part of the United Kingdom. Occupying the northern third of the island of Great Britain, it shares a border with England to the south and is bounded by the North Sea to the east, the Atlantic Ocean to the north and west, and the North Channel and Irish Sea to the...

. It was once a residence and stronghold of Lord of the Isles

Lord of the Isles

The designation Lord of the Isles is today a title of Scottish nobility with historical roots that go back beyond the Kingdom of Scotland. It emerged from a series of hybrid Viking/Gaelic rulers of the west coast and islands of Scotland in the Middle Ages, who wielded sea-power with fleets of...

 and Clan Macdonald.

Built in the 13th century, with masonry walls, possibly built on the remains of an earlier Iron Age fort. The Lords of the Isles used the castle a principal court. Iain Mor MacDonald, 3rd of Dunnyveg

Clan MacDonald of Dunnyveg

Clan MacDonald of Dunnyveg, also known as Clan Donald South, Clan Iain Vor, Clan MacDonald of Islay and Kintyre, MacDonalds of the Glens and sometimes referred to as MacDonnells, is a Scottish clan and a branch of Clan Donald...

 and his son Iain Cathanach MacDonald were taken prisoner at Finlaggan Castle, through the deception of Macian of Ardnamurchan for the hanging and execution of the governor of Dunaverty Castle

Dunaverty Castle

Dunaverty Castle is located at Southend at the southern end of the Kintyre peninsula in western Scotland. The site was once a fort belonging to the Clan Donald . Little remains of the castle, although the site is protected as a scheduled monument....

 and were later tried and hung on the Burgh Muir

Burgh Muir

The Burgh Muir was an area to the south of Edinburgh city centre upon which much of the southern portion of the city now rests, following expansions of the 18th and 19th centuries...

, Edinburgh

Edinburgh

Edinburgh is the capital city of Scotland, the second largest city in Scotland, and the eighth most populous in the United Kingdom. The City of Edinburgh Council governs one of Scotland's 32 local government council areas. The council area includes urban Edinburgh and a rural area...

. In 1541 Finlaggan was held from the Crown by Donald MacGilleasbuig. The castle appears to have been demolished in the 15th-16th century.