The site of the deadly Triangle Shirtwaist Factory Fire.

There must be a pun in this haystack somewhere...

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

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

More gold than anywhere else, ever.

If you look closely at the oldest bridge in Paris, you might notice hundreds of ugly faces leering from its sides.

The video game-themed street art first popped up in the French city.

The approximate spot where the last Grand Master of the Knights Templar was put to death.

A Parisian exterminator's shop whose storefront displays stuffed rats hanging from traps.

The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

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

Notorious artist squat renovated into legal studios.

The northernmost truck stop in the United States.

The stickered marker pinpoints where the only maintained road in the United States crosses into the polar region.

A copy of the famous bus used during the filming of 'Into the Wild' is on display at an Alaska brewery.

This Alaskan town appoints the general store's resident feline as honorary mayor.

An Alaska livestock farm devotes itself to harvesting wool from creatures that once ran with mammoths and sabertooth tigers.

See a full-scale whale skeleton and experience the captivating culture of Alaska’s Native people at this heritage center in east Anchorage.

The now-serene site of the largest earthquake ever recorded in North America.

This WWII-era military installation once held an entire city within its walls - now, its walls are falling down.

At the center of this cemetery stands a 2,000-year-old burial mound of the Adena culture.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.