Hellfire Club Ruins in Ireland (opens in new tab)

At the summit of Montpelier Hill in Rathfarnham Dublin are the stone ruins of a building constructed in 1725 for the then Speaker of the Irish House of Commons, William Connolly. Intended and designed as a hunting lodge, the building was sold after Connolly’s death in 1729 and was later used as a meeting place for the Irish Hellfire Club. The summit of Montpelier Hill originally held a passage grave topped by a cairn of stones. Connolly ordered the cairn dismantled and its stones used as buil...