The first tunnel to be dug beneath a river, repurposed as an art and museum space.

A quiet memorial to those who died saving others in the heart of the City of London.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

Never actually a tree at all, this spot was the site of London's public hangings for nearly 600 years.

A collection of comics, graphic novels, animation and caricatures devoted to exploring this often overlooked art form.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

The world-record holder for the longest bridge stretching continuously over water.

A historic Montreal market that was the city's agricultural hub for over century.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

Oversized statues are just the tip of this nostalgic Americana roadside attraction.

Quirky water tower advertises the long-gone Brooks Tomato Products Co.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

A concrete block embedded with thousands of pulled teeth was created by a local dentist to memorialize his dog.

A flamboyantly decorated bridge signals diversity and fellowship at the entry to Indianapolis' Broad Ripple Village.

The body of one of the world's most famous outlaws is covered in cement and iron to prevent it from being stolen.

This mysterious hill seems to pull objects uphill.

Lions and tigers and leopards, servals, pumas, bobcats, lynxes, and ocelots... oh my!

What was once the largest NFL stadium.

The 80-foot tire that looms over Michigan's I-94 was once a Ferris wheel in the New York World Fair.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

The remains of an abandoned dinosaur theme park litter the woods just off the highway.

The largest ancient burial mound in Ohio.