A group of college students hauled a desk up a mountain more than 40 years ago. The notebooks inside have become a makeshift time capsule.

Despite monuments in other locations, this spot in a South Dakota field is recognized by the U.S. National Geodetic Survey as the center of the 50 states.

Five mythical trolls have taken up residence in woods and hidden on paths at the Coastal Maine Botanical Gardens.

Its unique collection details the history of the state's svelte railroads.

This giant Boston statue of Mary is standing on a globe to show her power over the universe.

This cemetery is home to numerous granite headstones that are works of art unto themselves.

The singular ruins of a mysterious lost city.

The ruins of an ancient pyramid built by the mysterious Chupícuaro civilization.

The striking and little-touristed ruins of an ancient city destroyed and rebuilt by the Aztecs.

One of the only two archaeological sites in Japan to feature petroglyphs, which some believe to be a long-lost writing system of the gods.

The collection of a paranormal investigator who traveled the country collecting haunted items and stories.

A Google software engineer's Easter egg led to what may be the world's most unusual saved screenshot.

An architectural marvel that dates back to the zenith of Indian architecture.

Established over a thousand years ago, this family-run teahouse continues to serve skewers of sweet rice cake to this day.

Home to the world's oldest wooden building.

An unlikely hit, this museum is dedicated to the inventor of instant ramen and cup noodles.

Stuck in a bygone era, the oldest subterranean shopping street in Japan hides beneath the popular Asakusa district of Tokyo.

Located in the middle of public park, this cave built in the early19th century houses an ancient stone sarcophagus.

This 19th century granite fortification is one of the most well preserved forts in New England.

Once the extravagant escape of the Ford family, this enigmatic ruin now stands as a haunting reminder of its former glory.

The largest mural in the world painted by a single artist.

There's light and a dreamlike panorama at the end of this tunnel.

A century after his death, this covered bridge still calls to mind the plein air painter who loved it.

Floor-to-ceiling frescoes by local art students cover the interior of a nearly 200-year-old church.