This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

Massive galleon from a box-office bomb docked in Genoa.

This statue of the great Argentinian car driver is located near a famous curve of the Monaco Grand Prix.

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

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.

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

In one of the smallest countries in the world stands an original Salvador Dalí sculpture.

These 2000 year old remains of a Roman aqueduct are hidden inside a hotel lobby.

On the wall of this medieval walkway, a symbol of the Spanish Inquisition.

Possibly the oldest church in Barcelona, this basilica has its pagan and Christian mythologies all mixed up.

This fountain was designed to honor the man who helped bring water to Barcelona.

This house's itty bitty size means no humans allowed.

With a facade that measures just 107 centimeters, this five-story building is one of the skinniest in Europe.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

An ancient Egyptian temple in the middle of Madrid, Spain.

A vault of safe-deposit boxes in an old bank has been repurposed as a time capsule of Hispanic culture.

Known as the Casa de las Siete Chimeneas, this haunted 16th-century manor has a dark, mysterious past.

This piece of early engineering is rather unknown despite its location in the heart of Madrid.

Along the pavement of this neighborhood in Madrid are quotes from famous authors.

An extraordinary final resting place full of oversized art, amazing statues, and dead celebrities.

This former stomping grounds of the most eminent astronomers of the early 20th century.

A relic from a forgotten bakery chain still spins atop a diner.

Arcadia is home to a haven for nature geeks and 80s TV lovers alike.

The American Home, Re-imagined.