Preston Tower
Open to visitorsa Historic Environment Scotland site — many are free to wander; staffed ones charge and keep set hours
Substantial ruinsruined, but plenty survives above ground
Preston Tower is a tower house in East Lothian. It is the only tower house the Albion Guide lists in the county. The site is in the care of Historic Environment Scotland.
Other castles nearby include Redhouse Castle and Kilspindie Castle. The nearest railway station, Prestonpans, is under a kilometre away.