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In the Bluff's lawless waters, Shawn and Kris use brute strength and verbal threats to stand their ground as competition forces captains to change tactics.

Shane and Russell take the biggest gamble of their season. Marcus, Linden and Dale desperately need new ground before intense heat shuts down their operation.

Today, Julia is assisted by her husband, John. Together, they catch the second most venomous snake in the world in a cramped laundry room.

A severe arctic gale batters the fleet, forcing captains to fight extreme wind and waves. For a second time, a greenhorn's life hangs in the balance on Summer Bay.

As rogue waves threaten to capsize their boats, Jake and Sean must make life or death decisions for their crews. Wild Bill faces a choice that could end his career.

Sightings of ghost ships in the Bermuda Triangle have been reported for centuries. Experts and scientists use cutting-edge technology to try and solve the mystery.

Explorer Josh Gates journeys to Jerusalem and Istanbul searching for lost pieces of the cross from the crucifixion of Jesus Christ.

Josh Gates travels to Turkey and Hungary to find the missing heart of one of the greatest Ottoman rulers in Turkish history, Suleiman the Magnificent.

The Raneys return to Alaska, but they find their homestead on complete disrepair. They race to build a steel tram before the deep freeze sets in again.

Part 2. The Raneys must move an entire cabin into the flood zone as Marty's dam is tested. The surprise arrival of chicks means the coop needs an upgrade.

The Rookies battle busted hoses and finally hit treasure. Meanwhile, at their wash plant, the Cooke Brothers race to beat the worst drought in a decade.

Justin and Becky risk their lives underground. Plus, opal hunting legend Col Duff is back, hunting long forgotten treasure.

An Arctic storm blasts the fleet as Sig ventures to waters he hasn't fished in 17 years. The Time Bandit steers into 30-foot waves in a risky run toward Russia.

Josh and Casey follow a blind tip from an unknown fisherman into uncharted waters. Johnathan fears for the worst when Freddy lands in the icy Bering Sea.

A pregnant Bindi continues to work saving animals at the Wildlife Hospital. And, Steve's dream of breeding cassowaries may finally become a reality.

The Central Park Zoo welcomes its first Atlantic puffin chick. Meanwhile, an endangered species of gecko welcomes her first hatchling and Penny the rhino undergoes tests.