One man's vast collection of artifacts and ephemera from matchbooks and postcards to vintage neon signs and cars.

Perched high atop telephone poles is an uncanny outdoor art gallery that greets passersby on their commute.

This demon atop the Notre-Dame de Paris looks utterly bored.

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

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

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

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

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

A mocking tribute to the past and modern leadership of Prague.

Macabre astrological automaton clock dating to the late 1400s.

A shape-shifting buy-sell-trade bookstore, born to Beatnik Era spirit.

Alleyway plaque commemorating the death of a fictional character in The Maltese Falcon, not far from the author's home.

The unbelievably opulent home built for an infamous newspaperman.

A long-vacant Scottish Rite temple in Hollywood has been converted into an art museum filled with Masonic relics.

The blinking light atop the iconic landmark has been sending secret messages for decades.

Hidden inside this Arizona fast food franchise is an in-depth exhibit on the famed WWII counterintelligence program.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

A house carved into a rock in the 1940s.

Oddly shaped rock formation, misassociated with a nearby utopian community.

One of the world’s largest collections of petroglyphs records 2,000 years of human activity.

A museum in rural Utah documents the history of the Japanese Americans who were forcibly relocated there.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

The farthest you can be in the contiguous U.S. from a McDonald's location.