This unassuimng grain elevator, commonly confused for a smokestack, helped inspire the modern architecture movement.

A Borgesian work of art that may blur the line between fiction and reality a little too convincingly.

Handcrafted thermal spa washes away each night with the tide.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

Eat your Big Mac in a DC-3.

Come for the bait, stay for the brioche.

Hundreds of toothbrushes hang from a wire fence along a quiet New Zealand road.

These two delightful animal-shaped buildings host a visitor center and wool shop.

The wooden sculptures are studded throughout a small New Zealand town.

A steampunk airship "floats" above Hamilton Gardens delivering plants and compost.

Tubing through a cave lit with glowworms is a magical underground experience.

Giant topiary dog once played a role in a terrorist bomb plot.

The headquarters of the famous Yale society.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

These quaint French houses dangle precariously over a precipice.

The people's champion of the French Revolution was so overcome by grief at his wife's death that he exhumed her in the dead of night to make one final replica of her face.

A tiled, multi-level garden of survival in Lyon.

A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

This abandoned church in central Lyon is missing its front stairs.

Explore the 500-year history of silk-making in Lyon at this museum, workshop, and boutique.

Lyon's "Wall of the Silk Weavers" is one of the largest murals in Europe.

Hundreds of hidden passageways weave through the old quarters of Lyon.