Mansion La Sebastian is one of three houses belonging to famous Chilean poet Pablo in Neruda (1904-1973). This house, located on Cerro Florida in Valparaiso, attracted by its unusual architecture and magnificent views of the Bay, which opens from its Windows. Like the two other houses of the great poet, La Chascona in Santiago and Casa de Isla Negra, it is a Museum at the Pablo Neruda Foundation.

This house was designed and began to build a Spanish Builder sebastián Collado, intending to spend the last years of his life. But the construction was interrupted because of his sudden passing. After his death, the unfinished building was inherited by a family that didn't know what to do with it. In 1959 the house was sold in Neruda Pablo.

The original four-storey building structure has been slightly modified, added attic. Well-known artists, Francisco Velasco and Maria Martner has fulfilled the walls of this building in the form of a map of Patagonia. The house offers a magnificent view of the Bay and the coast.

In the small Museum has many interesting exhibits and photographs related to Pablo Neruda: the cookware sets with balloons, all kinds of nautical charts, antique stained glass, stuffed birds, brought from Venezuela, excellent Italian dining set that was used for dinner parties, pictures. The walls of the buildings are painted in pink, blue, yellow, green, purple. A large Dormer Windows give the structure the appearance of a ship that miraculously ended up on the shore.

Grand opening of the house in 1961 coincided with the celebration of the independence day of Chile. After the construction of the poet spent in this mansion for a year and the last year of his life. Every day spent in this house, Pablo Neruda did for myself special.

After the poet's death in 1973, during the military dictatorship, the house was abandoned. In 1991 it was decided to renovate the building. A year later it opened its doors to the public as a house Museum of the great Chilean poet Pablo Neruda. In 2012 the house was put on the list of national monuments of Chile.