A mysterious castle built as a monument to lost love.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

A museum and shop on Bourbon Street located in the former home of the second Voodoo Queen of New Orleans.

Each year, one talented artist puts on a show sculpting twelve butter-based busts of dairy princesses.

Home to the Amorphophallus titanum "Corpse Flower," which is among the largest flowers in the world and also smells powerfully of rotting flesh when in bloom.

World-famous, Pink's still manages to keep its prized cult fetish status.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

10,000 flowered plants bloom in the City of Roses.

An urban laboratory.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

The country’s largest boat parade honors an infamous Spanish pirate—who never actually existed.

The curious underground history of keeping Paris clean.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

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

Paris' linguistic guide to the international language of, yes, love.

One of Antoni Gaudí’s earliest buildings, built between 1886 and 1890 for the industrialist Eusebi Güell.

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

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

The walls and streets of the ancient city are peppered with penises.

Erotic art covers the walls of the largest ancient pleasure palace.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.