A high school astronomy enthusiast designed this model of our solar system to be traversed on foot.

Siberian husky that delivered a life-saving antitoxin.

This WWII-era military installation once held an entire city within its walls - now, its walls are falling down.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

Running under an entire mountain, the longest highway tunnel in North America is kept fresh using portal fans and jet fans.

The ruins of a town wiped out by the second-largest earthquake in recorded history.

A quirky roadside sign was the subject of a years-long legal standoff over highway right-of-way clearances. 

Considered by many to be one of the most dangerous highways in Alaska.

This Alaskan town appoints the general store's resident feline as honorary mayor.

This whimsical stacked cabin looks like something out of a children's book.

Colorful boxes placed over the dead are left to rot and crumble.

A semi-scholarly approach to sex.

One person's lost luggage is another person's treasure.

Bananas are often left for the first monkey America ever recovered alive after being launched into space.

A eight-foot-tall statue resides in the heart of Pennsylvania anthracite coal country.

These hooded graves are the only of their kind in the United States.

This former factory has been transformed into a technicolor wonderland, where dozens of local artists have collaborated to create a real choose-your-own-adventure experience.

Some believe Ponce de León's mystical spring lurks right under a public drinking fountain.

This outdoor mural is one stop on a walking trail that weaves art and history together to tell a tale of local history.

Legend tells how a Spanish soldier disappeared from this isolated sentry box without a trace.

A small poultry graveyard in the courtyard of a popular Key West watering hole.

These large-scale reproductions of Mario Sanchez’s colorful pictures and murals feel like a walk around a small movie set, and also lead you down an imaginary “street” of past decades.

Recently celebrating its 25th anniversary, the garden opened in September 1997 to celebrate the men and women who have had the greatest impact on Key West.

Two tombstones associated with the much-beloved children's story.