This beautiful Victorian ironwork masterpiece was built to keep London from smelling like poop.

Putting the "mod" in "modular" since 2000.

Sculptor Antony Gormley used chaos theory and fractal growth to design his tallest creation.

The world’s second-largest flood defense barrier has protected London for decades.

The romance of early commercial flight still fills this Art Deco destination.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

The programmatic glory of LA's giant whiskey barrel building has become an upscale reminder of the city's kitschy roadside past.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A bizarre roadside attraction and the first instance of miniature golf in the world.

This memorial honors thousands of enslaved Africans and their descendants who died in colonial New York.

The unbelievably opulent home built for an infamous newspaperman.

A colorful piece of contemporary art cheerfully clashes with Lyon's historical architecture.

Hundreds of hidden passageways weave through the old quarters of Lyon.

Lyon's miniature version of the Eiffel Tower was built as a statement in support of French secularism.

Lyon, France is home to two remarkably preserved Roman theaters, one dating back to 15 BCE.

Following the trail of an old metro line, this scenic path is haunted by a creepy spriggan statue.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

Artists and musicians now rule over this former rail station.

A network of concealed passageways lies within a busy London Underground station.

An artistic tribute to the famous singer, just around the corner from where he was born.