In episode 6 of season three, Fringe "6955 kHz". A secret code from a civilization millions of years old (before dinosaurs means more then 230 million years ago), is decoded and leads to the coordinates of items hidden million of years ago. Continental drift should have moved these all over the world, This would have been during or before Pangaea. (not to mention geological changes like the rise and fall of mountain ranges)
So how is that the latitude and longitude are so accurate the it only takes a couple hours to dig up the first piece they look for?
*I just watched this, and am watching in order so please hide any future spoilers in answers. *