Visitors come from all over to bring gifts and tokens to the grave of Alice, who is thought to have died of a broken heart.

This tiny chapel next to a highway provides weary travelers a place to rest, pray, or maybe even get married.

This sinkhole is disguised as a pond and named after the man who stumbled upon it.

This centuries-old graveyard is the final resting place of the Fort Fisher Hermit.

Over 1,000 pieces of one of the most niche art objects imaginable: the glass paperweight.

Orthodox church partially financed by Tsar Nicolas II.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

No one knows how many bodies are in this vault in a Chicago public park.

This surprising gem is a world-class archeological museum hidden at the University of Chicago.

This modest post office sits on the site of H.H. Holmes' famous murder castle.

Chicago's North Park Village was once the largest municipal sanatorium in the country.

Years of archaeology, just chillin' by the water cooler.

These abandoned grain silos and tunnels are an urban exploration dream.

The site of the first couple's first kiss is commemorated by the most adorable presidential monument ever.

Nonprofit art center that promotes outsider, intuitive, and self-taught art.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

An antiquated German apothecary on Chicago's North Side.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

What else would you call a playground hidden in Alabama's oldest and largest cemetery?

You'll need cowboy boots to trek to this old-fashioned saloon nestled in a giant natural cave.

One person's lost luggage is another person's treasure.

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

This alley off Edinburgh's Royal Mile contains remnants of the city's seedier history.