Mine Hunters Canceled National Geographic Series Not Returning for Season 2

The Mine Kings travel to Lightning Ridge in Australia, on the hunt for a small-scale mine that could produce one of the rarest and most valuable opals on the planet.

The Mine Kings travel to Zambia to find an ethical small-scale mine producing the double blue aquamarine.

The Mine Kings travel to Masai land in Tanzania on the hunt for a small-scale ethical mine that produces Africa's infamous pink garnets.

The Mine Kings travel to the south of Sri Lanka on the hunt for a small-scale ethical mine that could produce one of the rarest sapphires of all — the legendary Padparadja.

The Mine Kings touch down on the top of the world: Greenland. For the first time, locals are permitted to mine their own land.

The Mine Kings travel to Madagascar, to one of the few places in the world where a single mine can produce sapphires of every color of the rainbow.

A group of strangers work together to find a big payoff as they hunt for gems. In the series opener, the mine hunters search for emeralds in Colombia.