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

An easily overlooked memorial to a Ukrainian famine-genocide that killed over 4 million people.

Light bulbs, scrap wood, and tinfoil comprise this homemade throne of the gods.

Go take a picture with the inventor of the daguerreotype photographic process.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

Perhaps the most scandalous statue of America's first president.

This statue of one of baseball’s greatest pitchers looks like something out of a sci-fi horror movie.

This lonely waterfront memorial to the men of the Titanic was erected by the "Women of America."

The country's oldest continually-operated mini golf course lies hidden in plain sight, eclipsed by one of D.C.'s most popular tourist attractions.

When the Austin Dam failed it destroyed much of Austin...and then it failed again.

Town full of spiritualists, some of whom are mediums, is still in full swing after 130 years.

Its original statue was deemed so ugly, locals called it “Scary Lucy.”

For decades, it has disappeared and reappeared as water levels rise and fall.

An occult-y, historic hotel with the World's Largest Ouija board on the roof.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

The former home of the man whose radical ideas changed the nation.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Millions of glowing microscopic organisms light up the waters of this luminous lagoon.

The subtle interplay of fire and water is hard to ignore at this remote Jamaican spring.

A 21-foot-tall statue of a miner made of scrap metal stands in this West Virginia coal town.

Anna Anderson spent most of her life claiming to be the lost Romanov child Anastasia.

The resting place of a Civil War celebrity's amputated limb.

The iconic statue was moved to a new spot overlooking the James river after several years as a mascot for the local baseball team.