107 Sea Road, Castlerock, , BT51 4TW
The stunning landscape of Downhill Demesne includes beautiful gardens, the striking 18th century mansion of the eccentric Earl Bishop that now lies in ruin and the beautiful cliff top Mussenden Temple
Mussenden Road, Castlerock, , BT51
Ruins of the palace of the eccentric Earl Bishop of Derry. Mussenden Temple on the cliff top was built by the Bishop in 1783 as his library. Glen walk. National Trust.