It was built in 1853. 138 metres above sea level. It is considered the cape of the end of the world “Finis Terrae”. For thousands of years it was thought that beyond it there was only a watery chasm in which the sun was extinguished every night. and through which one could reach a region of darkness populated by sea monsters. It is the most western lighthouse in Europe. with an octagonal base tower. 17 metres high with a cornice on which a row of balconies rests. The vault has a polygonal lantern. Its light. 143 metres above sea level. reaches more than 23 nautical miles. The constant fog of winter led to the addition of a siren in 1888. the Finisterre Cow. to warn sailors of the existing danger. The house of the lighthouse keeper and a tribute square offered to General San Martín and which is called the Plaza de la República Argentina.