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

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

An exquisite collection of fairytale conveyances that puts most car museums to shame.

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

Perhaps the most spectacular grotto along the Algarve coastline.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

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

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

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

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

Ring the bell to enter a bar that looks equal parts museum and old curiosity shop.

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

The world's oldest bookshop still in operation.

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

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

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

One devoted couple has donated multiple recreations of Michelangelo's sculptures to this South Dakota town.

This sculpture gallery is home to magnificent beasts made of scrap metal and found objects.

This geodesic gallery holds a collection of painted spheres that make traditional canvases look lazy by comparison.

Every president in history is immortalized in bronze in downtown Rapid City.

South Dakota's oldest operating brewery is housed inside a historic firehouse.

An entire city block built completely out of petrified wood.

This Wild West attraction is alive with glitching automatons.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.