The peaceful space is adorned by paintings by the famed abstract artist Mark Rothko.

An unusual resting place built into the hill with an amazing view of Lake Como.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

These fantastically named natural pools look like something out of a Scottish myth.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

Temporary Burning Man sculpture made of two 18-wheelers.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

A tunnel of hardened lava along Maui’s famous Road to Hana.

This black shoreline is made up of exploded lava particles.

10,000 flowered plants bloom in the City of Roses.

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

Avoid gangster interaction while window-shopping.

A bit of retro transportation flair preserved in the world's largest department store.

“Invented in Key West, Perfected in Brooklyn."

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Mysterious 500-year-old tapestries depict a unicorn hunt.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

This Garden District mansion was built to be bigger and grander than its original owner's former partner turned rival.

This 45-story tall abandoned skyscraper is the third tallest building in New Orleans and Lousiana.

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.