This ordinary street was made infamous by a legendary visit from the devil.

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

The world's first combination ski slope and power plant.

Hans Christian Andersen for the postmodern world.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

A little-known cafe in an old copper bridge tower with 360-degree views of the harbor.

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

Of all the origin stories for weed's secret code, this one likely has the goods.

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

San Francisco's newly reopened hands-on science museum.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

A collection of memorabilia from the Beat era in the back of a San Francisco bookstore.

Tiki luxury on Nob Hill.

A huge musical instrument played by the ocean.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

This print shop boasts one of the largest pinball arcades in San Francisco.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A playing field for a popular French past time can be found tucked away in a quiet corner of Golden Gate Park.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

Once the largest windmill outside of Holland, with enormous 114 foot sails.