Each spring, a dreamlike carpet of bluebells overtakes the forest floor.

This modern arts center is built around a gem of late-Baroque architecture.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

Cozy basement bar sports an inventory of over 2,000 beers.

The Devil’s own choice when he needs a drink in Brussels.

One of Europe's largest supercomputers is housed inside of a disused chapel.

Bask in the 19th century grandeur of an eccentric Freemason millionaire's private gardens.

Barcelona's historic 19th-century sewers, whose foundations were laid in medieval times, are open to the public for exploring.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

This semi-secret storybook hedge maze is also the oldest garden in the city.

See the sky in a new way through this art installation.

The world's second-longest burning light bulb.

A modernist landscape of water and sci-fi concrete.

Tracks near this Texas nature site were once thought to support the Creationist belief that man and dino coexisted.

It specializes in outsider art and artifacts of secret societies.

A starship has landed in Texas, a welcome break for weary travelers from a drab stretch of I-35.

A Texas-sized particle collider that was abandoned due to its Texas-sized budget.

A trio of colossal statues spread across a Dallas neighborhood chart the emergence of a giant robot born of a locomotive and spilled gin.

Most-visited and most-photographed slot canyon in the American Southwest.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

World's largest collection of serial killer artwork and other macabre exhibits.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

This cemetery served as the only official burial grounds in Cambridge for nearly 200 years.