Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

A mythical chimera first sculpted in 1936 as a mix of the main animals of Texas livestock.

Oddly shaped rock formation, misassociated with a nearby utopian community.

The Jewish section of the famous Boothill Graveyard was abandoned for nearly 100 years.

An old saloon in the West filled with history, and according to some, a few dozen ghosts.

You have to love a museum with a truly dedicated focus. A focus on Superman, for example.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

Where condemned pirates met their grisly end at the gallows on the River Thames.

The library houses an incredible collection of some of the world's most impressive books and manuscripts.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

Never actually a tree at all, this spot was the site of London's public hangings for nearly 600 years.

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

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

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

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

Two stone columns flank the grand Venice square, but there were supposed to be three.

A giant sculpture of the legendary "Salmon of Knowledge" celebrates the return of fish to Belfast's River Lagan.

These engineering masterpieces are a dominant feature of the Belfast skyline.

A museum marks and documents the site of the Titanic's launch.

The grandson of a Kiowa chief created what has become the iconic symbol of a city on the Plains.

A mysterious and terrifying public art goblin seemingly meant to inspire local legend.

This historic hotel on Bathhouse Row in Hot Springs National Park has a storied history of gangsters and baseball greats.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.