One of the few surviving street funiculars in the world.

Once used to protect important Roman trade routes.

Outside a paint factory north of Manchester's city center, an inexplicable submarine sticking out of the ground.

A century-old hotspot for jazz, frequented by everyone from Charlie Chaplin to Al Capone.

A giant wooden soda bottle pays homage to a distinctly British drink on the very spot where it was invented.

Step into a pastel time capsule where candy is truly dandy.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.

The chaotic studio of one of the 20th century's most important artists has been preserved down to the dust.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

More than 5,000 artifacts donated by the people of the city, plus a room entirely devoted to the band U2.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

A masterpiece of Art Deco architecture hidden in plain sight in West London.

Believed to be the birthplace of the United States Marine Corps.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.

Down a pint of ale where the Bishop of Ely's servants slept in 1546.

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

The handiwork of a underdog clockmaker who solved an impossible problem for an Empire, and forever revolutionized seafaring.

A French artist's vague warning hangs over Belleville.

This Parisian café sticks almost exclusively to an ethos of reuse.

The world's third-largest crystal sphere has sat in the Penn Museum since 1927 with the exception of one outlandish theft.

The fastest transatlantic ocean liner sat abandoned in a Philadelphia shipyard for decades.

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

The first piece of public art dedicated to LGBT rights.

An aptly-named street near the birthplace of the modern LGBT rights movement.