This park contains a number of standing stones meant to heal and inspire.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

Yo, Adrian!

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

A priceless collection of the Nation's cryptologic history.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

An extensive collection of ancient Egyptian artifacts and mummies.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

The unedited photograph called "Bliss" has graced the screens of over a billion computers.

The fifth-longest natural arch in the world, and the longest outside China.

This North Carolina museum is keeping the pinball craze alive, with a little Space Invaders on the side.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

The unbelievably opulent home built for an infamous newspaperman.

A unique sculpture park that specializes in the huge and bizarre.

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

This sprawling bookstore spans four floors and has more than a million books in stock.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

Mysterious rocks that ring musically when struck.

A toxic ghost town sitting atop a massive coal fire.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.