In the series "Once Upon a Time... the Discoverers," the Maestro lets off some steam. Some two thousand years ago, Heron invented the steam machine in Alexandria, but it took two millenia to perfect the invention and put it to practical use.

Oldelaf, aka Olivier Delafosse, sings "Je mange" (I Eat). This darkly humorous video paints a portrait of a modern man's dysfunctional relationship with food. If it sounds a little too familiar to you, that could mean it's time for a game of table tennis (with a partner)!

Joanna is proud to show us her neighborhood. Follow her around her new apartment, her favorite bar, the pretty little garden where children love to play, and learn some useful everyday vocabulary.

With Christmas just around the corner, it's time to think of decorations and a festive table. You will learn how to fold a napkin in the shape of a flower, which is sure to dazzle friends and family. Do try this at home!

Marion walks us through the Buttes Chaumont, a former limestone quarry transformed into a magnificent park, complete with an artificial lake, a grotto, dramatic cliffs, and even a Roman-style temple. On a more tragic note, the park is also home to a bridge that the poet Louis Aragon once called a "mecca for suicides." Luckily, the bridge is now protected by a wire fence.

Losing weight is one of the most common New Year's resolutions, probably due in part to the richness of holiday feasts. As you'll see in this video, a lot of French people switch to a diet of fresh fruit, vegetables, and soups as they get ready for the new year or recover from holiday indulgences. Clementines are an especially popular and low calorie wintertime snack.

Cortés sets out to conquer Mexico with his four hundred men, sixteen horses, and seven cannons. He is joined later by native forces, the Totonac warriors.

In the music video for "Tous les mêmes" (All the Same) Stromae impersonates both the man and the woman in a stormy relationship. He wants children. She doesn't want any because she thinks "men are all the same" and can't be trusted to raise them. Stromae concludes the song with a beautifully choreographed dance equal to none—except for the late Michael Jackson, perhaps.

In this Micro-Trottoir episode, people are asked whether they are for or against snow. Most of the interviewees welcome snow and find it very pretty; it also makes them look forward to Christmas. But some people pointed out that snow has its drawbacks: it complicates things on the road for those who have to drive to work.

Quebec may never answer the vexing question: Should Quebec remain part of Canada or not? While opinions are divided, Quebecois don't necessarily show the same passion as the French when debating hot issues.

Tension is building between the Aztecs and the Spaniards, not to mention within Cortés's own ranks. Despite this, the conquistador rallies his troops to conquer Mexico.

In this last video on Rambouillet, Daniel shows us around the beautiful and enchanting Espace Rambouillet nature preserve, a large forest filled with deer, birds of prey, and other free-roaming animals. It's a perfect spot for nature lovers and animal lovers alike!

Alessandro Di Sarno takes us behind the scenes of the highly controversial French newspaper "Charlie Hebdo." After due consideration and in honor of the victims of the tragic attack on the magazine, Yabla made the decision to keep this video.

In "Inch'Allah" (Arabic for "if God wills" or "God willing"), French slam poet Grand Corps Malade and Algerian singer Reda Taliani team up to promote a message of love and acceptance of people of all cultures and colors. In the video, two people are lucky enough to have the song performed at their wedding!

Cortés exchanges gifts with the Aztec Emperor, Montezuma. An excellent diplomatic move on both sides!