Waterfront, Cap Ducal and Wulf Castle

The Palace of Cerro Castillo (Spanish: Palacio de Cerro Castillo) is the official country retreat and summer residence of the President of Chile. Built in 1929 in the Spanish Colonial Revival style, it is situated atop Cerro Castillo hill located in Viña del Mar and has been designated as a national and municipal historic monument.

Estero Marga Marga is small natural watercourse in Valparaíso Region, Chile. Estero Marga Marga is known for being an important site of Spanish gold mining in the 16th century. The invasive plant species Limnobium laevigatum is present in the watercourse.Estero Marga Marga is underlain by a blind fault.