38-story baroque tower reflecting Detroit's rise, fall, and possible rise again.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

The oldest continually used church in Minneapolis also sells great meat pies.

When flour explodes, it's not a pretty sight.

Downtown Minneapolis mixed art and function by turning some of their sewer covers into works of art.

This historic train station has been converted to a locomotive themed hotel.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

One of England's most famous churches hides a pair of little known architectural treasures.

This skewed English house has looked like it's going to fall over for centuries.

This historic hotel invented the chocolate brownie.

Once called the "Polish Gold Coast" it is an icon of the neighborhood that bears its same name.

The palatial McDonald's that inspired Wesley Willis.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

The spiral staircase hidden inside this giant Parisian column was likely built for Catherine de Medici's astrologer.

This bridge was constructed from the rubble of the infamous Bastille.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

A Parisian cemetery where the elite and artistic are interred beneath an eccentric collection of tombs.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

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

The celebrated eyesore created by starry-eyed sweethearts.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.