Aren’t there lots of places this could be duplicated with fresh, new modern methods and technology construction, and with hostile surroundings from Alaskan islands to Death Valley?
Are the escape difficulties that were so insurmountable almost 100 years ago still in the same status today, are cold water and currents still the end all security concerns of today and the next 50 years in advanced modern prison escapes from the crime elites?
This may be a Trump head fake.
A new prison could be built in some remote are for a lot less expense.
Build it on federal land somewhere.
Of course, but staffing would be a problem.
Nobody wants to live in those places. Whereas SF and Marin County is a fairly pleasant area, if you watch your step..............