Menacing or in memoriam, the Silent People and their meaning are left to interpretation.

This abandoned mining village was predicted to resist decay longer than any other modern human settlement.

An artist's mausoleum with a haunting echo.

A small but charming botanical garden that contains many exotic plant species.

An abandoned tuberculosis hospital said to be haunted by the patients who died within its walls.

This unassuming chapel in Portugal plays host to a ghoulish collection of bones.

A windswept necropolis carved into the rocks overlooks the "most Portuguese town in Portugal."

Portugal's National Pantheon has a history of curses, collapses and financial problems.

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

A hidden three-foot-wide house separates these two regal churches.

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

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

Dead weights honor the dead of Portugal's fishing industry.

An early Portuguese serial killer's head is alarmingly well preserved in a jar at the University of Lisbon.

The verdant mossy ruins of a Franciscan monastery lie in the remote Sintra hills awaiting exploration.

A small Portuguese cottage formed between boulders in the countryside.

A stunning 18th-century site where pilgrims ascend by a series of punishing stairs only to return via funicular.

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

This fairy-tale, neo-Gothic church in the Azores is a world of magical realism.

Picturesque intersection of witchcraft and ancient Christianity.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

A submerged village appears when dam levels drop.

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

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