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.

Booking a room by phone in a new language can be a challenge. This video will show you some typical questions you'll be asked, and how you can answer them.

The High Line is an elevated park in the heart of Manhattan, which is enjoyed by New Yorkers and tourists alike. Learn about its fascinating history in this video.

The travel kids visit a town almost completely covered by volcanic rock some twenty years before. There’s not a great deal left of it for them to see! They walk out onto the glassy and slippery surface of the lava flow, where volcano expert Ken takes a sample of some liquid rock to measure the temperature. It’s super hot, and Julian makes the excellent decision to keep his hands well clear!

Rosie and Julian are in Hawaii discovering land formed from red-hot molten lava that erupted from the center of the earth. With the help of friendly volcano expert Ken and his friend Terri, they learn about a volcano that is taller than Mount Everest, and about Pele, the goddess of fire.

Lauren shows us around Brick Lane in East London. Sights include a mosque, street art, and hopping nightclubs.

Sigrid packs her carry-on bag for the flight to Paris. She talks about what she needs to pack, and why.

There's one more important question word to learn: "how." Sigrid provides plenty of examples of questions with "how," both by itself and together with an adjective or adverb.

Sigrid, here as Rita and Kathy, has fun practicing the 5 question words ("who," "what," "where," "when," and "why") on a train. She makes quite a nuisance of herself, too. More about the 5 W's in: Parts of Speech: Question Words - Part 1 of 3.

A young woman goes on a road trip through Alabama with her boyfriend and recounts it in a phone call home. This video is a great way to see the many spots well worth visiting in the state of Alabama.

Rosie and Julian, siblings from Canada, travel to London where they put on their deerstalker hats and unravel a mystery. They're provided with clues about Big Ben's shape and then have to find the building. Both kids are also really impressed by the double-decker buses.

This is a short video showing some of London's best-known sights, such as Trafalgar Square, Tower Bridge, and the Tate Modern.

London's West End is the focal point for this video, and the narrator has some good tips on buying discounted movie and theater tickets.

The narrator explains how the breathtaking rock formations of Antelope Canyon came to be, and why mountains around the world can provide a metaphor for human existence.

Londoners interviewed at Borough Market describe the great variety of thriving cultures – with an emphasis on cuisine – in their city.