Potassium is essential for life. The famous British chemist and inventor Sir Humphry Davy discovered this alkali metal in 1807 and nowadays it is of huge importance in agriculture and fertiliser production.

This double bedroom has the finest views of the city from its balcony, from where you can watch the flurry of passers-by on the Contramurada, and those relaxing with a drink in the open-air café terraces of the square Plaza de Artrutx. The room retains its beautiful original mosaic-tiled floor.