hehe you need the blind guide... https://dl.dropboxusercontent.com/u/5452421/Screen%20Shot%202014-11-04%20at%2000.51.26.png That spot - with a 10 cell radius.
Bugs: 1/ clic on a far explored place make the app freeze, as if walking way can t be calculated 2/ treasury (90000 gold) makes app crash 3/ zoom out sometimes make app freeze
In the king beginning town after blue last tower, I m at king rescue mission. Among the buildings, there is a central one giving you 90k gold. It crashes app.
Just found it. ! 3 bugs: 1/ no message is displayed when you find it. 2/ digged cases are marked as digged only after restoring a save. Not just after dig. 3/ crown description doesnt says what are the bonus ?