Odeillo Solar Furnace (Four Solaire d'Odeillo)

Located just below Font-Romeu, this impressive research facility is the largest solar furnace in the world (with a power of 1 MW). Visitors can explore an exhibition that explains solar energy and its applications, and witness the gigantic parabolic mirror that concentrates sunlight to generate extreme temperatures (up to 3,500°C). Guided tours are available, offering insight into cutting-edge scientific research. Check website for opening hours and prices.