This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

The Corinthian columns that towered over Abraham Lincoln’s inauguration stand proud.

A toxic ghost town sitting atop a massive coal fire.

Elevated freight railway turned wildly successful urban park.

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

A snapshot of the city's fascinating voodoo culture.

Beach instrument turned bed and breakfast.

The Uros people live on floating reed islands in lake Titicaca.

A set of ancient drawings in the desert of Peru that are so massive, many of them can only be fully seen from the sky.

A backdoor to Machu Picchu that only the most foolhardy infiltrator would attempt to breach.

It took 82 years and four different plaques to finally get the story right.

If you’ve ever seen a picture of Machu Picchu, then you’ve seen a picture of Huayna Picchu—you just didn’t realize it.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

A secret climbing tree hides along the side of a Costa Rican road.

This Costa Rican chapel is the most metal church in the world, literally.

Costa Rican accommodation resembles a crash site, but with a nice balcony.

The sister plane of the C-123 shot down during the Iran-Contra Affair has found a new purpose in retirement.

This Costa Rican topiary park is a surreal garden of unearthly delights.

Where dogs like the rare "Fire-Tailed Border Cocker" run free on the mountainside.

The celebrated eyesore created by starry-eyed sweethearts.

Stripes of human ashes cover a back lawn in the most sought-after burial grounds in Paris.

This bridge was constructed from the rubble of the infamous Bastille.

Original cabaret handbills, posters, and feline artwork are a purrfect highlight of the Museum of Montmartre.