Glinsk Castle - 4 Things to Know Before Visiting

A heritage site and a powerful symbol of the medieval history of Ballintubber and surrounding areas. This large "keepless" fortress is often claimed to be the only surviving early medieval castle of an Irish ruler. It was built in the 1290s and has a roughly square plan, with enormous asymmetrical polygonal corner towers and a gateway in the eastern curtain, flanked by comparatively small projecting turrets.

Donamon Castle is one of the oldest inhabited buildings in Ireland with the first recorded reference is in the Annals of the Four Masters for the year 1154. It was the seat of the Ó Fionnachta chief of Clann Chonnmhaigh, one of the two main branches of this Connacht family. In late 1932, an IRA unit, under the command of Seán McCool and Mick Price, took over Donamon Castle to set up an IRA training camp.

Castlecoote House is an early Georgian Palladian mansion built on the grounds of a ruined 16th century castle overlooking the beautiful River Suck. This elegant family home combines 18th century architecture, fine plasterwork ceilings and marble period fireplaces with the ultimate in 21st century comfort. It was a strategic site, and may have been the base of the Chieftains of Fuerty, the MacGeraghty clan.

The Castlestrange Scribed Stone is one of the best examples of its kind in Europe and provides a fascinating look at Neolithic art. Only three other stones of this type have been found in Ireland, the Turoe Stone in County Galway, the Killycluggin Stone in County Cavan and the Derrykeighan Stone in County Antrim. All four stones lie on roughly the same line connecting them on a map of Ireland. The use of the stones is not known but it is assumed they served some religious or ritual purpose.

It is one of the largest and most varied repository of railway heritage memorabilia in the country, with the exception of the Ulster Folk and Transport Museum. This small privately run museum displays a unique collection of the passionate railway fan Sean Browne, who began in the 1950s to collate railway memorabilia: Nearly everything from signals, lamps, bells and tokens over warning plaques, posters and time tables to station boards

Roscommon Castle is a National Monument in the guardianship of the State, located in the townland of Cloonbrackna. One of the most important royal castles in Ireland during the late 13th and early 14th centuries, it was built to a design similar to contemporary royal castles such as Harlech Castle in Wales. Roscommon Castle was commenced by the Crown in 1269 and was originally occupied by Robert de Ufford, Lord Justice of Ireland.