James and "Men in Black: International" star Chris Hemsworth head to The Northall in London for a battery of tests to see who is the better restaurant employee. From greeting guests to serving food, Chris and James create a dining experience no patron that day will ever forget.

Ed Sheeran performs “I See Fire” from the soundtrack to the movie The Hobbit: The Desolation Of Smaug, evoking the scenes of foreboding as the mountain-dwelling dwarves await the attack of a terrifying dragon.

In Central Park, John finds himself next to a sculpture of the Danish writer Hans Christian Andersen, author of some of the world’s best loved stories, including "The Ugly Duckling."

People have traveled through the canyon for millennia, and some even made this place their home. However, in the extreme weather of the monsoon season, this is a perilous and inhospitable environment for all but the best adapted native wildlife.

The Mississippi River is one of the most important rivers in the world, but because of climate change, it is drying up at the moment, and that means trouble.

Annette explains what colloquial contractions are, and shows us three popular ones: "kinda," "wanna," and "gonna." She tells us where these words come from and how they're used in context.

The vying waiters continue to clash in their quest to be declared the better restaurant worker at The Northall in London. Who will Chef André choose?

The rare California condor has been successfully re-introduced in the Grand Canyon, and scientists monitor their progress by tagging the individual birds to identify them. As scavengers, they feed on the carcasses of dead animals, but are actually very clean creatures.

Yungblud’s message has always been to go your own way, live your own life, and live it to its fullest. Coming from Doncaster in the North of England, he champions diversity and his high energy performances and approachability on tour have helped earn him a sizeable international fan base.

Food blogger and expert chef Nisha Vora shows us how she cooks lentils in three fresh and tasty vegan dishes. First up is a marinated lentil salad with fresh herbs, which is sure to be delicious and light!

What happens when an important river like the Mississippi starts drying up because of lack of rain? We find out in this segment.

The Enterprise crew rescues con artist Harry Mudd and then is in for quite a surprise when they bring his crew aboard as well.

Dan Smith of the English indie rock band Bastille describes “Good Grief” as “a song about loss, but the ups and downs of it, and those moments of euphoria you get.” The phrase “good grief” is generally used as an ironic exclamation of surprise, shock, or amazement.

Pronghorns are extremely fast and can easily outrun a mountain lion! Even so, they must watch where they tread as the canyon floor is littered with holes... prairie dogs live here and may share their burrows with some unusual birds that nest underground.

Sigrid traveled back to the U.S. recently to visit her family. She talks about her trip and takes some "detours" to share what she learned about some of the places she visited. She also happened to go to Mexico, where she shot this introductory segment.