A peculiar forest that was handcrafted for government experiments.

The collection is housed in an exquisite mansion that makes you feel like you've been transported to an Italian villa.

Where hills of dirt conceal the burial ground of one of the most powerful ancient Native American societies.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.

These massive mitts are made of 30 tons of devotional bronze.

A former chicken restaurant that doubled as a speakeasy is now a quirky home full of wonderfully strange traditions.

This historic folk art garden contains a nightmare tower that claims to be the world's largest concrete totem pole.

Along the historic Mother Road is an old gas station with a secret counterfeiting past.

This former mining town was named the most toxic town in America.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

A whimsical tower with a spiral staircase, inspired by the Space Age and the Möbius strip.

The world's only museum devoted solely to the art and collection of action figures.

Travel through the hidden underbelly of the city in colorful tunnels filled with art and history exhibits.

Tucked away on an empty wooded lot in suburban Oklahoma City lie the remnants of an abandoned circus camp.

Nature's biggest mammal swims in landlocked Oklahoma.

An acoustic anomaly with a mysterious cause.

America's Most Wanted's set resides in this tribute to the history of crime and punishment.

It was once the base for a series of domestic terror attacks.

Bar full of oddities, specimens, artifacts and homages to the great dime museums of the past.

Sit where JFK proposed to Jackie or where Nixon dined on meatloaf at this storied pub.

This stately mansion, built in 1787 by America's first Secretary of the Navy, is rumored to be one of the most haunted buildings in Washington, DC.

The first presidential bomb shelter was located in an old vault under the Treasury, connected to the White House via tunnel.

The "lovely red Vega" of the legendary record-settling pilot.