This grand stone tower was dedicated to a famed American humorist almost by coincidence.

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

This replica of the Greek structure is in the heart of Nashville.

This museum dedicated to an oft-overlooked support industry features a surprisingly moving brass diorama of a man being saved from a sinking car.

Labor provided by Great Depression-era programs restored these 25,000 acres in Tennessee.

Visit this playground of waterfalls, caves and sinkholes.

A sculpture of a giant hand reaches for the stars in the middle of the Atacama desert.

Museum in a swimming pool where the water still flows.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

This Greek temple, open only an hour a day, was the site of a war of tastes between an architect and an artist.

An open-air sewer system that was covered piece-by-piece over 300 years.

The site of the climactic scene from the classic horror film is now a historic landmark.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

The real life Hobbiton, this sheep farm has been forever transformed since being built for The Hobbit film series.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.