Oldest synagogue in the United States.

Mysterious stone tower featured in many alternative histories of the New World.

This former small town was destroyed not by the motor oil it sprayed the ground with but by the toxic waste that was added.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

An urban forest overtakes what was the greatest failure of utopic urban housing.

The oldest university museum west of the Mississippi retains its 19th century feel.

While there are no actual snakes in the history of this crooked road, there may be a number of dead horses.

New York City's smallest piece of private property.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

This rare symbol of Eastern philosophy in the West has been created over years of painstaking construction by the local community.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

Over fifty whirling pools left by the glacial age.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

A giant Troll lurks under one of Seattle's oldest bridges.

This popular bar has been blurring the line between normal and edgy for more than 75 years.

The World's Largest Bull.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

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

A floating museum that was sunk by a flood and left to rot in the tides.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

A mythical bird etched into the face of a rock doubles as the mascot for a nearby school.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

Home with Gothic windows featured in a famous painting.

Ancient human, animal, and geometric figures drawn in the earth.