Would that be the area to the far right? Those do strangely look more like tall buildings than a castle.
I find the work of Graham Hancock and Randall Carlson interesting, but that is just the tip of the iceberg.
As far as major Earth changes I feel many are cyclical and we could be entering another period, involving not only the Sun but perhaps the solar system and galaxy. Keep your eyes peeled and your hearts open. 😎