In today's Wall Street Journal there's an article about how to visit all 30 Major League Baseball parks in 35 days while driving 18,267 miles (starting in Kansas City and ending in St. Louis). Ben Blatt of the Harvard Sport Analysis Collective built a computer program figure out how to visit all 30 parks in the shortest possible time. For every 12 hours of driving the program had to allow at least 8 hours of rest.
While I see this as a dream vacation, my wife tells me that would be her nightmare vacation.
WARNING: Mark will tell you not to try this!