A Bibliophile's Dream.

A lush green oasis in the middle of Chicago.

This historic hotel invented the chocolate brownie.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

One of the world's earliest skyscrapers.

One of few surviving standpipe water towers in the U.S.

The eccentric and colorful pavilions of Tower Grove park are a beloved and overlooked symbol. 

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

A museum dedicated to the centuries-old cave dwellings that housed marginalized communities on the outskirts of the former capital of Muslim Spain.

Mysterious texts covered in mystical symbols were found in caves at this site centuries ago.

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

The hidden ruins of an old hydroelectric plant reclaimed by nature.

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.

Three bridges and one giant canyon make up this fantastic Spanish settlement.

The final resting place of the great navigator, or maybe his brother.

A lush indoor jungle fills this bustling Madrid transportation hub.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

After the oysters have been shucked, and the restaurant's been shuttered, the terrazzo sidewalk from the 1940s is all that remains.

Shop for books in the New Orleans house where William Faulkner once lived.

A 200-year-old building in the French Quarter that was to be Napoleon's home in the New World.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

Wisconsin's most celebrated export gets the royal treatment on I-94.

One of the oldest and tallest lighthouses still in service on Lake Michigan.