The Plaza de Castilla has two of the tallest skyscrapers in Madrid, which are its main attraction: a pair of buildings called Puerta de Europa, Over 100 meters and almost 30 plants, also known colloquially as Torres Kio.

Are visible from all over Madrid, and its main feature and attraction is that they are inclined by 15%, both to the same place. They occupy positions 10 and 11 of the tallest buildings around Madrid, as both are the same height, 114 m.