Sol

Sol is a station on Line 1, Line 2 and Line 3 of the Madrid Metro. It is located in Zone A and is the most central station on the Metro, located at the Puerta del Sol square. Because of its location, it is one of the busiest stations of the Madrid Metro.
Line 1 station became operational in 1919 with the opening of the first section of the Madrid Metro between Sol and Cuatro Caminos. The station of Line 2 was opened in 1924, it was built above the Line 1 station and perpendicular to it. The station of Line 3 was opened in 1936, located roughly at the same level as the Line 1 station and perpendicular to the Line 2. The first sections of the first three lines opened included Sol station.

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