This small section of the Sleepy Hollow Cemetery is rotten with famous authors' graves.

The last remaining attraction from Paragon Park.

Plans for this peninsula included houses, the United Nations Headquarters, and a nuclear power plant. When none of them worked out, it became an expansive park.

At the supposed instruction of Ben Franklin and Socrates, a Spiritualist believer intended to birth a mechanical messiah here.

The hill that gave the Massachusett tribe, and later the state, its name.

This small shop walked so America could run on Dunkin'.

Dedicated to "the father of U.S. life insurance."

One of the last remaining movie theatres in the country that features a rear-projection system.

A gift to the children of Boston, this bronze bear represents playfulness, a spirit of love, and the warmth of big hugs.

A stone marker commemorating the first time sound was transmitted over wires.

A luxury hotel constructed out of a former jail.

This statue intended for children to enjoy became a minor political spat.

Millions of numbers carved in glass represent the tattoos forced upon victims.

This small glass cube is a peaceful out-of-the-way sanctuary at the busy airport.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

This nearly 200-year-old restaurant's history includes an exiled French prince, JFK, and a very hungry Daniel Webster.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

This modest post office sits on the site of H.H. Holmes' famous murder castle.

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

This downtown Dallas art installation is always on the lookout.

This theatre was made famous after Lee Harvey Oswald was captured inside watching a film.

A perfect replica of the beloved show's first set.

The monument dedicated to Phineas Gage in the town where his accident happened.