An antiquated German apothecary on Chicago's North Side.

The faint remains of a Polish news empire still linger.

You can take a class, browse the library, or visit the lavish lair of an international men's humor society.

This elaborate Hindu temple is located in a Chicago suburb, but looks like it was transported directly from India.

Orthodox church partially financed by Tsar Nicolas II.

This architectural stunner is one of the few surviving Egyptian Revival theaters in the U.S.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

A bronze plaque at an intersection in Hoboken marks the place where the game of baseball first took shape.

The ballpark in "Pigtown" where the Brooklyn Dodgers made their name was replaced with a huge apartment complex.

This spot in St. Louis, marked with a simple sign, has seen more pro baseball than just about anywhere else in the world.

This unusual building straddles two countries.

America's first federal monument.

The site of William McKinley's tragic assassination is only marked by an underwhelming boulder.

A small square plaque marks a failed assassination attempt that could have changed history.

A diminutive memorial marks the site of a successful assassination by a right-wing death squad in America's capital.

The boulder on which Alexander Hamilton laid his head as he died can still be visited on the New Jersey coast.

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

This grand gothic brewery has been pumping out suds for over a hundred years.

This rare tortoise skeleton has been hanging around the downtown Los Angeles museum for over a century.

This historic timepiece is thought to be the only public clock in the world that keeps lunar time.

The place where World War I began.

A strange rock in Chicago marks the spot where a tree once stood in honor of the 18th President.

Of course the grave of JFK's assassin is surrounded by conspiracy theories.

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.