Ali ventures on a trip of a lifetime to a remote area of the Great Barrier Reef to fish with Nomad Sport fishing while Rush stays home to clean up from Hurricane Irma and keep tabs on the new boat build at Andros.

Fishing in Key West, Fla., and armed with new lures from Nomad, the guys head out to create a bite they can fish with artificial baits, but skyrocketing fish make Ali uneasy after a recent close call with the king of kings.

When the roles are reversed between Rush and his mate, the young grasshopper gets a taste of what it takes to finally take the reins and captain the ship.

Ali and Rush head back to Guatemala to fish with Dave Salazar at Casa Vieja Lodge and learn about the newest addition to their fleet of legendary sport fish boats.

One man's trash is Rush's treasure, and he needs a bunch of it to show his old friend Dave Salazar a good time fishing the Gulf of Mexico out of Key West, Fla.

With the completion of the 32' Andros build, the new LK boat makes the journey to the West Coast; stopping along the way in Louisiana, Rush and Ali visit friends Eric and Monique Newman to help break in the new ride.

With 1,700 miles of road ahead, Rush and Ali continue their cross-country road trip from Florida to California with the new 32-foot Andros in tow.

Ali and Rush head to Baja to meet with old friend Julio Meza and fish the diverse Sea of Cortez and Isla Encantada; with the mother ship close behind, the guys work up and down the coast, fishing for some of Baja's prized species.

The journey along the Sea of Cortez midriff continues as the guys head further south, fishing the enchanted islands of Baja for grouper, marlin, and yellowtail.

Ali and Rush head to Cape Cod to ride along and experience what it takes to harpoon a giant tuna from a stick boat.

Ali and Rush comb the Southern California waters searching for floating piles of kelp that serve as structures for many bait fish and pelagic species such as tuna, dorado and yellowtail.

Ali and Rush relive the adventures from season three of "Local Knowledge," recapping moments and milestones.