This surprising gem is a world-class archeological museum hidden at the University of Chicago.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

Every year model trains zip through a miniature New York City that's now 150 landmarks strong.

One of the last few places in Manhattan that employed a pneumatic systemic keeps it on display.

A bit of retro transportation flair preserved in the world's largest department store.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Sniff the Titan Arum's rotting flesh.

The headquarters of one of the world’s longest-running humor magazines bears a noticeable resemblance to a head wearing a Prussian helmet.

It took 275 years and four burials to finally put the Mayflower’s most famous passenger to rest.

This hidden labyrinth offers walkers some brief peace of mind.

Overgrown ruins of a turn of the century island fort that sees very few visitors.

The filming location of a shark attack in Steven Spielberg's famous shark movie.

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

This picturesque abandoned home is rumored to be a spite house.

This tiny, painted door at the base of a tree stump has been a fixture of the Harvard University campus for decades.

Located just behind a quiet residential neighborhood, this is ground zero for the Salem witchcraft hysteria of 1692.

Three prestigious academic collections come together to create a world-class natural history museum.

The romance of early commercial flight still fills this Art Deco destination.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.