In the 1800's they spent 350 million (today's money)to build the castle above providence their estate was sat on top of coal & iron ore mines. big ones. the industrial revolution did the rest.
"But they lived those extraordinary lives that can never be lived again. And in the living of them, they gave me a history that is more profound, more beautiful, more powerful, more passionate, and ultimately more useful, than the best damn history book I ever read." — Utah Phillips