These bronze statues depict the early days of trading in Singapore.

A unique, time-transcending work of art depicting the progress of trade in Singapore.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

The busy transport hub is home to the tallest airport slide in the world.

Romania's triumphal arch looks out over Bucharest.

A "miracle" that seems to produce more holy fistfights than holy revelations.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

The next-door homes of two very different musicians, George Frideric Handel and Jimi Hendrix.

Tucked away behind the mansions of Mayfair, this picturesque garden is a hidden London treasure with a spooky past.

This overlooked street light once served as a KGB dead letter box.

A unique tribute to the millions of animals who served and died for the British military.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

This unique bridge curls up like a caterpillar to let boats pass and then unfurls again to span a small canal.

A significant example of Czech cubist architecture—a style you won't find anywhere else in the world.

A public urinal so pretty, it was declared a national monument.

This unattributed sculpture in Amsterdam is hiding in plain sight.

Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.

Amsterdam's narrowest house facade is a monument to 17th-century tax evasion.

Some 80,000 Delft Blue tiles line the inside of this Amsterdam walkway.

Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

In a small town outside Jerusalem, a roadside diner is devoted to all things Elvis Presley.

This small group of sand dunes manages to pack in a strange rainbow of colors.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.