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Jakub is running out of steam. His only hope is that the fish is just as tired.

This expedition brings the Czech Republic native to a destination more foreign than any other.

Deep in the murky waters of Trinity River Jakub searches for a true “Texas titan”.

Jakub gets back to Houston to get a closer look at his river adversary. A much closer look.

Kirk’s dad joins him and Vágner and the guys have a small fishing competition.

About 90 miles from the Trinity River, Lake Sam Rayburn might hold better luck for Jakub.

Winter Storm video from the Backyard Zoo series on Nat Geo Wild.

Could there be a dinosaur-like creature in the swamps of the Congo? Pat Spain heads to Africa to find out.

Pat talks with a local man about his experience with Mokele-Mbembe.

Pat heads out with his thermal imaging camera to find out what goes bump in the night.

Pat heads to Mongolia to test his wrestling skills and find out more about the so-called Death Worm.

An eyewitness in Mongolia talks about her terrifying encounter with the Death Worm.

Pat finds a snake that might have been mistakenly identified as a death worm.

Several creatures are caught on camera but was Pat able to get a picture of the Mongolian Death Worm?

One of the world’s most legendary monsters is a sea serpent reported off the coast of British Columbia.