Crichton Castle
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
Crichton Castle is one of six castles the Albion Guide maps in Midlothian. The site is in the care of Historic Environment Scotland. Other castles nearby include Newbyres Castle and Old Woodhouselee Castle. The closest station is Gorebridge, 3.5 km to the west.