The multinational Burger King chain is banned from operating within 20 miles of a family restaurant filed under the same name.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

A visionary, futuristic sculpture in Los Angeles that never met its extraterrestrial potential.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

A house turned museum is the real-life "home" of the fictional main character of The Wizard of Oz.

A pair of giant roadside arrows are all that remains of a former Route 66 trading post.

This grave in a ghost town cemetery marks the death of a witch on a day that never happened.

A burnt-out motel with priceless Native American artwork in the basement, redeveloped into apartments.

Deadly airliner crash preserved for those willing to climb and pay respects.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

The only recreation of William Shakespeare's indoor playhouse.

The legacy of an unsolved, gruesome murder rests beneath the spans of this historic bridge.

This historic mansion was built as a symbol of love between a husband and wife.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

This former stomping grounds of the most eminent astronomers of the early 20th century.

A man-made island in scenic San Francisco Bay.

A nostalgic bibliographic gem.

An alternate history park where the Union Army loses the war... to dinosaurs.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

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

A carousel trades in its classic horses and calliope for endangered species, native flora and fauna, and a modern soundtrack.

This abandoned Abraham Lincoln statue has also earned the honorary of "World's Ugliest."

This hilltop park offers magnificent views and a Frank Lloyd Wright masterpiece.