Long-time Concarneau residents take part in an unprecedented technological event. Their memories of the olden days and the town's maritime life will be filmed and shared on smartphones for visitors to enjoy thanks to QR code technology.

The Underwater Museum of Lorient might be a little hard to get to, given that it's literally underwater. Dedicated to shipwrecks and other sunken objects, the museum is made possible by a team of volunteers with a passion for documenting these lost treasures at the bottom of the ocean.

Parisians can thank Fulgence Bienvenüe for their metro system, which is so efficient that many people use the names of the metro stations in favor of street names when giving directions. Some of the most interesting stations are Bir-Hakeim, overlooking the Eiffel Tower, and Arts et Métiers, with its old-fashioned industrial design. Some metro stations are a destination in themselves!

The first electric car? 1899! La Jamais contente. This car and other rare self-propelled antique vehicles can now be seen in car museums.

In the first episode of this new cartoon series, Once Upon a Time... Planet Earth, deforestation issues are addressed from outer space... Just grow a few trees in a spaceship and plant them on land later!

The Maestro tells his students about the famous "Biosphere" project in Arizona, the largest enclosed ecological system in the world.

In this episode on the ecosystems, guide Nam explains the importance of mangroves in the food chain. You'll also see the rafflesia, the largest flower in the world.

The Maestro gives us an overview of some of the major innovations of the last century, from the invention of the radio to the discovery of the first exoplanet. We've come a long way in just a few decades!

In the second part of this Il était une fois... (Once Upon a Time) episode on technology, the kids attend a technology show in Japan, where they play some amazing virtual reality games... and some practical jokes.

The home of the future includes a talking refrigerator that gives you chocolate bars for breakfast! Unfortunately, it also includes some pesky robots....

Technology not only helps clean up our planet, but also allows us to explore the entire universe. According to the astrophysicist Alfred Vidal-Madjar, in five hundred years, we will have visited all the planets in the solar system.

Modern technology comes to the rescue! Planet Earth has a chance of recovering from man-made pollution.

A group of smart young people found revolutionary ways to solve our planet's woes. Electronic books, Internet mail and much more...

The students present the Maestro with various solutions for eliminating pollution on our planet, including vertical farms and biotechnology.

In the last segment of this Il était une fois... episode on technology, we learn more about what vertical farms can do to help the planet thrive. The first commercial vertical farm recently opened in Singapore.