This statue pays tribute to the iconic musician in the place where he recorded his final studio album.

Large Hadron Collider and the Birthplace of World Wide Web.

A grassy pyramid named after a French battle.

Unsurprisingly, Holland is home to one of the most magnificent flower gardens in the world.

A true Valhalla for cactus and succulent lovers.

This still-celebrated home was a radical architectural experiment in 3D De Stijl.

This vast World War II defense line was the site of a fierce battle.

An Australian lake whose pink hue defies scientific explanation.

With some 500,000 books across five buildings, this bookstore is a reader's paradise.

A large camera obscura, constructed entirely from digitally fabricated components.

Etchings in a pile of boulders on the Long Island Sound are a monument to vanquished native peoples.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

A deeply beautiful 15th-century stepwell with a tragic story.

This magnificent stepwell is designed as an inverted temple and adorned with 1,500 sculptures.

Freddie Mercury's childhood home is now a monument to the iconic Queen rockstar.

The Art Deco artwork depicts gilded carriers of deadly illnesses.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

A gargantuan crystal kingdom.

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

Thousands of exquisitely carved stone water storage wells, hundreds of stone steps fill this exquisite medieval stepwell.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

The second oldest anatomical theater is housed in a museum of curiosities.