Monaghan is a county in Ireland in Ulster Province, bounded on the north by Tyrone and Armagh, on the east by County Louth, on the south by County Meath and County Cavan, and on the west by County Fermanagh. Its area is 500 square miles.
The northern part of thecounty is part of the Irish central plain. The south is hilly and broken. On the Tyrone border rises Slievebeagh at 1254 feet. The principal rivers are the Blackwater and Finn. The Ulster Canal provides water transportation across the region. The capital is Monaghan.
At Clones and inishkeen are round towers. There are also a number of Danish forts in the county, as well as a 6th century abbey at Clones.
