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

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

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

This little-known national museum houses over 40,000 works of art from across the world.

This museum contains a vast array of puppets and marionettes from all over the world, featuring incredible works by Portuguese creators.

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

Hidden beneath a beautiful overlook you’ll find the history of the city depicted in comic strip format next to a pay toilet.

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

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.”

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

The world's oldest bookshop still in operation.

Empty, but not abandoned, this cavernous Brooklyn loading dock was once considered the largest individual building in the world.

An artist's cute bronze subway sculptures belie his violent artistic past.

This enormous Hindu temple in Queens serves incredible dosas in its basement canteen.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

This enormous banquet-themed artwork honors over 1,000 notable women throughout history.

The best place in New York to pick up the controversial, notoriously foul-smelling Asian "king of fruits."

Little Red Lighthouse under the George Washington Bridge.

Rummage through this sunken ship, but leave your scuba gear at home.

Once America's longest-manned military fort, now an abandoned hulk.

Lie in a hammock where George Washington stood.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.