The R612 road is a regional road in Ireland which runs from Carrigaline to Crosshaven, all in County Cork. The road is lasso shaped; two kilometers from its origin on Carrigaline it forks; both forks circle back to this point.
Map of R612, Carrigaline, Co. Cork, Ireland
The road is 14 km (8.7 mi) long.
References
R612 road (Ireland) Wikipedia(Text) CC BY-SA