CosmoCaixa is the science museum in Barcelona with a space of 50.000m² and inaugurated in 2004 after a refurbishment made to the original building inaugurated in 1981.

In 2006 the European Museum Forum awarded to this museum the European museum of the year, this award recognized museums that have innovated in the museum space. Only 4 museums in Spain have been awarded this prize, the other three being the Guggenheim museum in Bilbao, The Archeological Museum in Alicante and the Medina Azahara museum.

The museum has 9 storeys, six of them underground but with natural light and a big public square with incredible views to Barcelona city as well as exposing interactive exhibitions to experience natural science. The museum dedicates to make available to the public different aspects of science. 

CosmoCaixa has a permanent exhibition and a temporary one. It also houses a planetarium, a cafeteria-restaurant, and a car park, making it easier to get there and spend the day enjoying science.

  • Flooded Forest: as you can imagine by the name it is a flooded forest where you can experience the wet and dry atmosphere that is present in the Amazon rainforest. You will see Ceiba trees, more than 100 species including frogs, piranhas, capybaras etc...
  • Geological Wall: this wall has large cuts to see the geological formations such as erosion, volcanism, sedimentation and other processes related. It is interesting to know that the cuts of rock that are on display are primarily from Catalonia, from places such as Besalú, Súria, Berga and la Garrotxa among others. 
  • The Hall of Matter: The Hall of Matter is a display that covers evolution starting with the Big Bang and it is divided into four sections: the origin of matter, the first living organism, the conquest of "symbolic intelligence", and the birth of civilization. The exhibit talks about gravitational wave, chaos theory, biology, mobility, neurons, intelligence and human evolution as well.
  • Clik and Flash: this is one of the three interactive exhibitions thought for young children. Click and flash uses games so through those they can learn about science. There are two rooms: click uses play and observation through the senses -smell, touch and sight- and the Flash use technology to showcase environments, construction, and exploration.
  • Touch, touch! The museum staff presents animals and plants from different environments, living creatures from around the world and also the Mediterranean. 
  • Bubble Planetarium An astronomy based exhibition for children ages 3–8 years old.