sentences:  Knockvicar lies on the Arigna Scenic Drive off the N4 road from Dublin to Sligo
  
  It is where the actress Maureen O'Sullivan spent part of her youth.At Knockvicar bridge Donal Cam O'Sullivan Bere, the Irish Chieftain, after his defeat in Cork in 1603 travelled through the village of Knockvicar where his people rested for the last time before reaching O'Rourke's castle at Leitrim village.In the late Middle Ages Knockvicar was the location of a Francisan Priory
  
  The Boyle River, which flows under Knockvicar bridge, connects with Lough Key via a weir and Clarendon lock gates 300m upstream.