The stunning interior of this Gothic church is covered in ornate gold details.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

The world's oldest bookshop still in operation.

The "Little Ones," show Portugal in full miniature splendor.

Elaborate tile work in this railway station tells the story of Portugal.

Located in the thermoelectric factory that once powered the entire city, this Portuguese museum is shockingly fascinating.

A majestic hotel for dreamers rises from the center of a fairytale wood.

A garden in Lisbon filled with giant porcelain creatures.

An honorary saint of the people, Maria Adelaide became an incorrupt corpse, the clothes intact, exhaling “a strong scent of roses.”

Ancient catacombs form the foundation for this Rococo orgy of a church.

One of the largest Roman settlements in Portugal.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

This crumbling Portuguese ruin overlooks the populace it once ruled.

The medieval castle built as headquarters for the Pope's secretive Knights Templar.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

A unique seaside cave where Aleister Crowley faked his own death.

Picturesque intersection of witchcraft and ancient Christianity.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.