Railroad came. People came. Railroad left. Town died.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

A classic mystery spot complete with spots that are said to make you shrink or grow when you stand on them.

The only road through the heart of Glacier National Park.

Here lies Lilly E. Gray, an alleged "victim of the beast," but the reason long remained a mystery.

A replica that won't float away.

Local legend says the remains of Father Christmas lie within the medieval grounds.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

A tourist attraction founded around a slumping cabin.

A haunted hot springs hotel that went from healing retreat to asylum before it was restored.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

On the Oregon coast there is a natural hole that seems to be draining the sea.

The remains of a 13th-century Franciscan friary have survived multiple attempts at destruction, most recently in 1921.

The verdant mossy ruins of a Franciscan monastery lie in the remote Sintra hills awaiting exploration.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A 18th century graveyard and its astonishing cortege of macabre iconography.

Legend says this rock was once a chopping block for public executions.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

This former Baroque palace on the historic Calle Montcada is a rare architectural gem and was once the meeting place of an aristocratic scholarly society.

The largest Art Nouveau complex in the world is a Barcelona hospital with a 600-year-long history.

This cemetery features modernist statues as strange as its name.

This semi-secret storybook hedge maze is also the oldest garden in the city.

Nature is slowly overtaking this disused cemetery on the outskirts of Brussels.

Each time a baby is born in Ghent, these streetlights flash in silent celebration.