What looks to be an idyllic mini castle seamlessly floating on the Tagus riverfront was originally a fort that served to protect Lisbon's port ... Visitors can go inside and explore the interiors ...

For some sweeping views of Lisbon – particularly Rossio Square ... former student of Gustave Eiffel – creator of the Eiffel tower), this neo-Gothic elevator is more than a century old and ...

Inside you can marvel at the intricate ... the way out to the Atlantic as well as down toward Lisbon. Walk along the castle's walls and towers to immerse yourself in its rich history and enjoy ...