A beloved Chicago music venue offering cold beer and lots of “Friendly."

These pretty kitties killed and ate as many as 135 railway workers.

This historic hotel invented the chocolate brownie.

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

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

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

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

The bones of two medieval royal lions were discovered at the historic fortress.

A tribute to the intrepid explorer and his crew who perished in terrible conditions on an ill-fated expedition to the Arctic.

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

The handiwork of a underdog clockmaker who solved an impossible problem for an Empire, and forever revolutionized seafaring.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Pop culture has helped to keep this iconic British building from being destroyed.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

The monster at the center of the Darwin Center Spirit Collection.

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

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

This legendary stone is of unknown origin, and throughout history has been a literal touchstone for British leaders.

Abstract dinosaur models in London.

Scattered throughout London are ancient remnants of the city's former bounding wall.

The largest of London's subterranean rivers and once a mad, bad center of London life.

Eighty million natural history specimens call this gargantuan museum home.