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

A little sculpture with a large wardrobe.

Petting this mysterious iron monkey supposedly brings good luck.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

A museum dedicated to exhibiting remarkable outsider art.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

Exact replica of the ancient monument, but much, much lighter.

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

This historic, palatial theater is now one of the world’s most beautiful bookstores.

A mysterious light floating in the trees of Arkansas may be a piezoelectric effect.