Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Mysterious 500-year-old tapestries depict a unicorn hunt.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

Elevated freight railway turned wildly successful urban park.

The fairy tale castle of the "fairy-tale king."

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

This colorful statue welcomes visitors to a Barcelona park.

This abandoned viewing platform has become a monument to unnecessary government spending.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

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

A curious memento mori hangs in the magnificent Cathedral of Segovia.

This postmodern apartment block was designed to be a vertical neighborhood.

Originally used to sell brandy, the bull-shaped billboard became an iconic symbol of Spain.

This influential Renaissance-era library was once the haunt of kings and monks.

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

This enormous censer uses a pulley system installed over 400 years ago.

A daily pyrotechnic celebration marks a beloved tradition during Valencia's festival season.

The remains of the second-oldest zoo in Europe can be seen within these library gardens.

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

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

This lucky bronze frog was gifted to Madrid by a casino.

Vibrant street art created with mixed media.