As writer and tour guide Susie Millar tells us about some of Northern Ireland's attractions, such as the Titanic museum and the incredibly beautiful Causeway Coastline, you won't want to wait any longer to buy a ticket for Belfast.

Take a look at London's most popular attractions based on visitor numbers. From museums to family-friendly attractions and World Heritage Sites, London has something for everyone. The Parthenon marbles, the Crown Jewels, and the Cutty Sark clipper ship are among London's must sees. A great thing about London is that so many museums have free admission.

Annette sharpens her skydiving skills in a vertical wind tunnel in Slovakia. The wind reaches a speed of 180 kilometers per hour (112 mph).

Enjoy clips from ​the most popular musicals in London's world-famous West End. Les Misérables is the longest​-​running ​musical ​in this top ten group​, and of all time, in the West End.

Julia and Rachael are young American women living in Berlin. Maggie, a friend of theirs from the United States, is coming for a visit. They are pretty excited about Maggie's arrival.

The three girls are happy to be reunited, and Maggie gets settled into the apartment. She feels lucky to have such good friends.

The three friends have breakfast together, do some catching up, and muse about the future. Who knows, will they all end up living together in Berlin one day?

Want to look and feel good traveling? Andrea Feczko shares some great tips for healthy, comfortable, and fashionable travel.

Ellis Island, the U.S. gateway to immigration from distant lands, has been reopened to visitors, following significant damage from Hurricane Sandy. A visit there, and to the nearby Statue of Liberty, can be emotional, even for those born in the U.S.

Trevhon and Tristan, two Canadian brothers, travel to New Zealand where they learn about Māori customs, religion, along with a stick game. The highlight of this segment is Te Puia, a Māori cultural center.

Living together can be challenging, even for good friends. Maggie, as a guest and friend, can't help but notice that Julia is feeling frustrated about something.

TJ and Tristan eat corn on the cob that's been cooked in a thermal pool and participate in a haka dance.

It turns out that Rachael is also unhappy, and Maggie is feeling more and more uncomfortable about being in the middle of things.

Maggie decides to intervene, and finally the girls are encouraged to stop sulking and talk about their issues.

Russia is gearing up to host the 2018 World Cup. Sarah Rainsford and Steve Rosenberg, the BBC’s Moscow correspondents, take us on a tour of Sochi, Volgograd, and Saransk, where we can see the stadiums that have been constructed and get a sense of each town.