I'm gonna Holy Grail my will.
"To my loving [insert favorite child], I leave my entire collection of gold bullion, some 22,350 ounces I have been collecting all my life. This is of-course a non-taxable asset and should serve you well in any future scenario that may require you to seek refuge in a foriegn country or simply need more liquid asset for an investment. My collection is currently being held in safe deposit at the 1st National Bank of .... Aaaarrrgghhhhhhh."