Quinta do Relógio dates from the 19th century and was built in 1860 under the direction of the architect Cinatti de Siena. It was the residence of His Royal Highness King Ferdinand II. The Clock Tower, which gave the property its name, stands out in the gardens. The property currently belongs to the heirs of His Royal Highness King João I and Queen Filipa of Lancaster of Portugal and is protected by the Oeiras municipality's environmental and built heritage safeguard plan. Overlooking the River Tagus and facing south, the estate has approximately 145 metres of sea frontage and is situated at a distance of around 30 metres from the coastline, on the first line of the sea, with a frontal view. It currently consists of the palace, staff house, garages, stables and the Clock Tower, with a total of around 37 rooms. The Quinta do Relógio has a Neoclassical architecture, present in the sumptuous ornamentation of the buildings, surrounded by immense and dense vegetation, from which various tree species stand out, such as the Araucaria, the Plantains and the Dracaenas. The large surrounding garden has different levels, arranged around a courtyard where the garages, stables and service accommodation are located. The palace is divided into two main floors, with palatial proportions and unique elements such as the symmetry of the plants, the sequence of spaces formed by the porch, sumptuous entrance hall and staircase lit by a large skylight. Highlights on the ground floor include the immense dining room overlooking the lower garden, with views of the River Tagus, and its magnificent rosewood furniture dating from the 19th century. The dining room is connected to the library and the hunting room, with a secondary dining room and the kitchen, still with original details. On the first floor, in addition to the various bedrooms and access to the stables and garage, the three large main lounges (intimate living room, guest lounge and coffee room) have sea views and direct access to the main garden, which leads to the Clock Tower. The entire property is walled, is currently self-sufficient in water and has built a rainwater aqueduct that runs under the Marginal Road to the sea. It is 30 minutes from Lisbon airport and 15 km from the centre of the capital. Property exempt from IMI and IMT. Possibility of extending the existing building. Perfect for a hotel, embassy, cultural association or private villa.