Ballykeel Dolmen — Wikipedia

Ballykeel Dolmen is a Neolithic tripod portal tomb and a State Care Historic Monument at the foot of the western flank of Slieve Gullion in Northern Ireland. It is located above a tributary of the Forkhill river, in the Newry, Mourne and Down District Council area, at grid ref: H9950 2132. The dolmen sits at the southern end of a large cairn, of approximately 30x10 metres, the north end of which also contains a cist. Its three metre long capstone, with a notable notch similar to that of Legananny Dolmen, had previously fallen, but was re-set during excavations in 1963. The granite capstone...