In early summer 2007, a Utah river guide named Steve Currey planned to head an expedition the likes of which we don't often see nowadays.
In the 21st century, our planet (or at least it's surface) feels trodden, long since mapped, and thereby stripped of its greatest mysteries.
Surely, we would already know if there were a gaping hole at the North Pole that leads to a lush inner world. Yet Currey, a champion of the centuries-old "hollow earth" theory, chartered a Russian nuclear-powered icebreaker on the premise that we don't know.
Championing the Hollow Earth Theory
Between June 26 and July 19, Steve Currey intended to sail the North Pole from Murmansk to the precise coordinates at which he expected to find the entrance to interior Earth.
