You could consider some private lending, multi-family or commercial real estate, or other non-real estate assets such as precious metals (a hedge with a small allocation only, of course) or digital currencies.

Other countries are worried about currency destruction and possible revolution.

You get paid more in emotional currency and memories seeing the kids grow up to be awesome adults and knowing you had a positive impact that changes their lives forever.Jonathan I was fixing to test for 4th degree black belt soon but was many years ago.

Also, I am not sure where you live abroad but I would suggest working with your adviser/accountant to determine the best course of action for the currency exchange that will be involved. 

Avoid seasonal and short term (for ex 10 month college year). always be aggressively with expenses at least 45% and 12 months operating reserve.

The dollar is the worlds reserve currency and will remain strong.

The currency is displayed in US Dollars but just ignore that part.I don't know how purchases work in other countries, I am assuming there is some form of financing available?

How serious should I take the cost approach to value of building the place new in today's currency and how does that potentially relate to a projected ARV? 

For stocks to ever reach 2009 levels, you'd need two things: 1) The most massive selloff ever seen by both big money and individuals2) Massive deflationMassive deflation could happen for a short period as long as consumers aren't spending...but with the strength of the dollar still as the reserve currency, it likely won't happen. 

“…if the market crashed, the value of the dollar declines dramatically (as well as other world currencies), what will the government do to secure the dollar?