The A70 road is a major road in Scotland, United Kingdom . It runs a total of from Edinburgh to Ayr. It begins as Ardmillan Terrace in Gorgie, Edinburgh from a junction with the A71, passing near but not through Lanark and ending as Holmston Road in Ayr. Between Edinburgh city centre and Lanark it passes through Slateford, Juniper Green, Currie, Balerno, Carnwath (where the A70 joins the A721 for three miles), Carstairs (where the two roads separate again), and Ravenstruther, while between Lanark and Ayr it passes through Hyndford Bridge, Rigside, Douglas, Muirkirk, Smallburn, Cumnock, Ochiltree, and Coylton.