In this cobwebbed old operating theater, you can practically hear the screams of the unanesthetized patients.

When this former hospital pharmacy closed in 2013 it already looked like a museum, so they turned it into one.

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

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

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

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

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

Perhaps the most spectacular grotto along the Algarve coastline.

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

The extravagance of Portugal’s "Pink Palace" resulted in a noble title being awarded to its owner.

This small chapel is built of human bones and decorated with a golden skeleton.

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

Eat the ultimate iteration of Portugal's most beloved pastry.

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

The best place in the world to buy tinned fish.

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

The world's oldest bookshop still in operation.

This once-forgotten oasis in the middle of Lisbon was first created over a century ago quite by accident.

One man's remarkable private collection of art from around the world.

This cliff-face port is considered a masterpiece of mining engineering.

On the coast of Sardinia, a once-great mining village is finding new life as a coastal resort town.

This one-of-a-kind archeological site is home to strange prehistoric ruins, the original use of which is still a mystery.

The titular "little arch" near this Italian resort is one of the most popular diving spots in the country.

This elaborate hole in the ground was built as a sacred site for an ancient civilization.