By Joseph Gamp A major Scottish tourist attraction was once the location of a major three-day siege after a soldier barricaded himself inside. Former part-time soldier Ronald McDonald began a three-day siege in 2014 inside a disused nuclear control centre, now known to history buffs as The Secret Bunker, located near Anstruther, in Fife. McDonald, a paranoid schizophrenic, admitted breaking into the complex and causing £100,000 worth of damage to the inside of the structure. He entered the bunker on June 8 of that year after driving there in a stolen JCB excavator. McDonald, who briefly served…