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

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

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

The anatomical-pathological collection of a man who changed surgery.

This museum offers an actual time machine back through Colorado's past.

This mural of the late David Bowie features eight colorful panels showcasing Bowie’s various alter egos.

A disciple of Frank Lloyd Wright built an experimental, partially underground home in the desert.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

A beautiful combination of living flora with preserved bones covers the shelves of this shop.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

A technicolor place of worship for Elevationists.

This gallery is home to everything from antiques, to ancient tribal masks.

The best way to get a sneak peek at the movies.

Cooks at this tiny takeout spot grind their rice flour in a stone mill each morning for perfect cheung fun.

Curious crustaceans support an obelisk from ancient Egypt that now stands in modern-day Central Park.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

The sculptor was instructed to add “stallion attributes” to the general's bronze mare.

One of three remaining theatres in the United States created in the Art Deco Mayan Revival style.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

Singapore's landscaping project is home to 18 incredible Supertrees.

This whimsical fountain pays tribute to Toronto's four-legged friends.