The final resting place to 300 Victorian-era pets hides inside the city park.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

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

A circus of light and sound forms a sensory ode to an iconic train that will never pass through town again.

The birthplace of a titan of American cinema.

Robots, lasers, and whoopee cushions, oh my!

An overgrown garden stands as a grim marker of an unrealized dream.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

A series of playful yellow penguins share a serious message about the environment.

Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

A gruesome and mysterious ancient sculpture of a pagan deity from the Roman occupation of Celtic Britain.

This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

The striking jade death mask of an ancient Maya king is displayed in a replica tomb in Mexico City.

A beautiful Victorian statue shows France's enduring love of the rhinoceros.

This distinctive Crescent City tradition dates back to the days of horse-drawn carriages.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

The turquoise-studded skull of a long-dead Aztec man sits within Mexico City’s Museum of Anthropology.

This enormous "cloth of the conquest" depicts the Norman invasion of England in mind-blowing detail.

This ancient jade mask depicting the Zapotec bat god was found in the ruins of the pyramids of Monte Alban.

A museum cafe showcases Native American dishes and indigenous ingredients from across the Western Hemisphere.

An atomic bomb-proof strongbox protects the U.S. Constitution from terrorists and thieves.

An off-the-beaten-path place to literally hang beneath Milwaukee's Holton Street Bridge.

A unique botanical garden housed in three giant geodesic domes.

A factory in Milwaukee where poop is reclaimed… and recycled.