This nondescript tunnel has been featured in a number of iconic movies, from “Roger Rabbit” to “Back to the Future.”

In the waters outside Helsinki, a tiny island once used as a military outpost now welcomes visitors.

A poignant memorial to a young boy whose death spurred a dramatic increase in organ donations in Italy—dubbed the "Nicholas Effect."

A remote crossroads honoring a fallen talent.

It should come as no surprise that the world's largest artichoke lies in the town that calls itself the "Artichoke Center of the World."

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

The final resting place of the author who gave us the Little Mermaid, the Ugly Duckling, and many more beloved fairy tales.

A rough granite monument marks the spot where Europeans first caught sight of the San Francisco Bay.

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

Each summer, the migratory bats living beneath the bypass form "batnadoes" at dusk.

The traveling wares of Denmark's most famous author.

The flow from this waterfall sometimes comes out of springs below its rim.

The mysterious round rocks of Schooner Gulch.

These falls, sometimes called the "Niagara of the West," still put on a good show at the right time of year.

Thirteen trees representing the original thirteen colonies were planted with soil from historic Revolutionary battlefields.

This sailor's boneyard was lost under a parking lot for decades before being rediscovered.

Shoot for par over the bodies of the dead on this cemetery-cum-golf course.

A playing field for a popular French past time can be found tucked away in a quiet corner of Golden Gate Park.

Once the site of speeding horses, now home to picnickers and public concerts.

Approximately 250,000 people left homeless by the great earthquake and fires found shelter in Golden Gate Park.

Art installations, derelict railcars, and endangered grasshoppers all call this south Berlin park home.

The remains of a ruined mansion memorialize the 1906 earthquake.

Traversing these canyons, visitors can take in stunning views and glimpses of the region's history.

A vaudeville performer mounted this hollowed-out redwood log onto the chassis of a truck, and toured the country spreading a message of conservation.