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

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

Step inside the first house designed by Catalan architect Antoni Gaudí, considered to be one of the first Art Nouveau buildings.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

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

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

Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

An exotic wildlife habitat right off The Strip.

These markers are used to determine the ground stability of the Strip.

Millions of numbers carved in glass represent the tattoos forced upon victims.

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

A swaggering, monumental souvenir of the most extravagant party Montreal’s ever thrown.

Every year, the colorful murals of Montreal get a complete makeover.

Montreal's colorful subway station shows its support of the local LGBT+ community.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

A historic Montreal market that was the city's agricultural hub for over century.

Small ship votives hang from the vaulted ceiling of this port-side church with a Latin inscription on the wall.

This 1967 experiment in modular architecture was designed to be a new model for urban living.