Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Originally built for London’s cab drivers, this bright green hut now serves anyone a hot drink or meal.

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

This ancient Egyptian obelisk still bears the wounds of World War I.

Classic game cookery takes center stage at what's widely considered London's oldest restaurant.

The medieval woodcut-style artwork chronicles life in medieval London.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

An exotic wildlife habitat right off The Strip.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

This replica of the Greek structure is in the heart of Nashville.

The home made famous by the 1983 holiday classic is now a perfectly preserved shrine to the movie.

Cleveland's giant "free" stamp is a nod to the Civil War, but was misinterpreted for years.

One of the world’s largest and deepest freshwater springs, where mastodons once roamed.

This state park was once an important Native American cermonial center.

World's largest magnetic research facility.

This stone incorrectly marks the 35th parallel, causing some territorial kerfuffles.

More than five miles of underground passageways.

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

Live long and prosper in Tennessee.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.