Belcoo

Blacklion (Irish: An Blaic; also An Leargaidh) is a border village in west County Cavan, Ireland. It is situated on the N16 national primary road, just across the border from the County Fermanagh village of Belcoo.

Holywell is a small village near Belcoo in County Fermanagh, Northern Ireland. It is within the townlands of Cavancarragh and Rushin. It had a population (with Belcoo) of 486 in the 2001 Census. It is part of the Fermanagh and Omagh area.

The Calf House or Druid's Altar is a portal tomb or dolmen in Burren Forest, County Cavan, Ireland. It dates from Neolithic times. It is located close to the Giant's Leap wedge tomb.

Lough MacNean (from Irish Loch Mac nÉan, meaning 'Mac nÉan's lake') is a large freshwater lake on the border between Northern Ireland and the Republic of Ireland. It is in two parts. Lower Lough MacNean (or Lough Nilly), the smaller eastern lake, is wholly within County Fermanagh (in Northern Ireland). Upper Lough MacNean, the larger western lake, is split between Fermanagh, County Cavan and County Leitrim (in the Republic of Ireland). On the strip of land between the two lakes are the villages of Belcoo (Fermanagh) and Blacklion (Cavan). A river runs between the villages, linking the eastern and western lakes.The shape of Lough MacNean changed during the 1960s when a major draining operation took place; before this, the lake was used for eel fishing, but dredging during the drainage process decimated their numbers.

South Fermanagh was a constituency of the Parliament of Northern Ireland.

Loughan House Open Centre (; Irish: Teach an Locháin) is a low-security, open detention centre in Blacklion, County Cavan, Ireland. It was purchased by the Department of Justice in 1972 to be converted to a prison facility. It is low security, and caters for male inmates.Its current governor is Mr Mark Lydon. It is run by the Irish Prison Service.

Aghanaglack or Aghnaglack (from Irish Achadh na Glaice 'field of the hollow'), is a townland in County Fermanagh, Northern Ireland. It is situated in the civil parish of Boho, as well as Fermanagh and Omagh district.

Shannon Cave is an active stream passage cave which straddles the border of County Fermanagh, Northern Ireland and County Cavan in the Republic of Ireland. At 130 metres (430 ft) vertical depth, it stands joint sixth with Poulnagree in County Clare in the deepest caves on the island of Ireland. The cave is recorded at 5.4 kilometres (3.4 mi) in length (making it the sixth-longest on the island of Ireland), but exploration is ongoing and further passage is expected to be found.

Belcoo Fault is a geological fault in County Fermanagh, Northern Ireland.

Aghamore (from Irish Achadh Mor 'great field') is a townland which is located in the Civil Parish of Inishmacsaint, to the north-west of Derrygonnelly, County Fermanagh, Northern Ireland. The townland contains Carrick Church and graveyard (grid ref: H0962 5388), which are Scheduled Historic Monuments.

The Marble Arch Caves are a series of natural limestone caves located near the village of Florencecourt in County Fermanagh, Northern Ireland. The caves are named after the nearby Marble Arch, a natural limestone arch at the upstream end of Cladagh Glen under which the Cladagh River flows. The caves are formed from three rivers draining off the northern slopes of Cuilcagh mountain, which combine underground to form the Cladagh. On the surface, the river emerges from the largest karst resurgence in Ireland, and one of the largest in the United Kingdom. At 11.5 kilometres (7.1 mi) the Marble Arch Caves form the longest known cave system in Northern Ireland, and the karst is considered to be among the finest in the British Isles.

The Cuilcagh Lakelands Geopark formerly known as the Marble Arch Caves Global Geopark straddles the border between Northern Ireland and the Republic of Ireland. It is centred on the Marble Arch Caves and in 2001 it became one of the first geoparks to be designated in Europe. The Geopark features various sites which demonstrate the geological and wider natural heritage of the area, as well as the cultural heritage relating to 7,000–8,000 years of recorded human occupation since the last ice age. It is jointly managed by Fermanagh and Omagh District Council and Cavan County Council.