In the heart of the province of Imbabura, Ecuador, lies a beautiful volcanic crater lake called Cuicocha. Along with Andrea, an Ecuadorian national tour guide, we'll discover both the geological and mythical origins of this fantastic natural wonder.

Spanish singer-songwriter Luis Guitarra tells us about his musical beginnings as well as the artists who have most influenced his manner of composing and writing music.

After providing us with clues, Ester from El Aula Azul dares us to guess which historical figure she's describing. Are you up to the challenge?

Carlos shows us how to express the four types of mathematical operations in Spanish as well as teaching us terms that are frequently heard on the news and in studies.

Ester, a teacher at El Aula Azul [The Blue Classroom] language school, introduces us to a friend who is very interested in learning more about the school as well as the city of San Sebastian.

Lida and Cleer share more details about the Carnival of Barranquilla, the second largest carnival in Latin America after Brazil's.

Let's play more guessing games at El Aula Azul! Can you guess which famous person we're talking about?

The terms "matemático" and "matemática" in Spanish can be used in a variety of ways, in singular and in plural, as nouns or adjectives, to mean different things. Carlos explains this and more in this introduction to Spanish math terminology.

Eight-year-old Paula tells us about the things she likes to do and the activities in her daily routine.

Every year in fall, San Sebastián offers a spectacular natural show at the Paseo Nuevo de San Sebastián [San Sebastián New Promenade], with giant waves breaking aggressively against the pier. In this video, which showcases impressive images of this phenomenon, our friend Josemi talks to us about this natural wonder.