The neighborhood of Eagle Rock is named after a gigantic boulder with a shadowy surprise.

Originally the home of chewing gum mogul William Wrigely Jr, it is now the official offices of the Tournament of Roses.

A bigger-than-life pun that has become a beacon of altruism.

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

Hiding amid the largest camellia collection in the country lies a charming children's maze, donated by a secret admirer.

Stockholm's deepest subway station is also a stunning ecological wonder.

It houses the remains of a 17th-century version of the Titanic.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

Across the Pacific in a raft, a museum dedicated to Thor Heyerdahl's now legendary expedition.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

The largest of Denmark's seven mysterious round churches stands on an island in the Baltic Sea.

Swedish skyscraper with a 90° twist.

This chimerical bridge/tunnel appears to dead end right into the sea.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

Copenhagen's celebrated theme park and gardens.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

A Masterpiece with a Tragic History.

A stellar example of Art & Crafts architecture, and a movie set to boot.

Sports history, made in the Arroyo Seco.

When ecosystems collide in the arid Southwest.

A short but powerful waterfall resides amid Colorado’s Great Sand Dunes.

This shrine is an ode to the region's rich Hispanic heritage.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.