In which town in Scotland can the New Slains Castle and Old Slains Castle be found? 
New Slains Castle: Slains Castle, also known as New Slains Castle to distinguish it from nearby Old Slains Castle, is a ruined castle in Aberdeenshire, Scotland. Old Slains Castle: Old Slains Castle (otherwise known as Old Castle Slains) is a ruined castle near Collieston in Aberdeenshire, Scotland.
Aberdeenshire