One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

An exotic wildlife habitat right off The Strip.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

An early 20th-century bullring converted into a modern shopping center.

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.

The iconic boulevard is the perfect place to catch sight of a bicycling skeleton, a levitating Satan, or a chef with his head stuck in a pizza.

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

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

This underground church is topped with a 500-foot cross that is seen by many as a beacon of fascist hubris.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

This macabre masterpiece of a mural is one of Francisco Goya's "Black Paintings."

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

Traversing these canyons, visitors can take in stunning views and glimpses of the region's history.

The mastermind behind this palatial hotel perished on the Titanic weeks before its grand opening.

A Montreal deli that was so beloved that it was allowed to circumvent their laws of language.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

Watch bison, elk, and other wild animals up close at this national park.

The massive, incredibly rare instrument is over 11 feet tall with a range so deep it goes lower than humans can hear.

This Canadian city is actually two-in-one, even if they only respect the timezone of one side.