The Pena Palace is a Romanticist castle, in the municipality of Sintra, on the Portuguese
The palace stands on the top of a hill in the Sintra Mountains above the town of Sintra,
and on a clear day, it can be easily seen from Lisbon and much of its metropolitan area.
It is a national monument and constitutes one of the major expressions of 19th-century
Romanticism in the world!